Chapter 3: Comparing and Ordering Whole Numbers
Learn Grade 4 mathematics with very-beginner explanations, original worked examples, practice, reasoning, and review.
Chapter Overview
This chapter teaches Comparing and Ordering Whole Numbers in original, simple language with step-by-step reasoning, worked examples, practice exercises, common mistakes, and review questions.
3.1 Comparing numbers by greatest place
Comparing numbers by greatest place is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense. Work one step at a time, use a model or number sentence when useful, and check whether the answer is reasonable.
Beginner Explanation
First identify what is given and what must be found. Then choose a strategy, show the steps clearly, and check the final answer.
10 Worked Examples with Answers
Worked Example 1
Problem: Create a simple Grade 4 example about Comparing numbers by greatest place using the numbers 15 and 9.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing numbers by greatest place.
Worked Example 2
Problem: Create a simple Grade 4 example about Comparing numbers by greatest place using the numbers 5 and 17.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing numbers by greatest place.
Worked Example 3
Problem: Create a simple Grade 4 example about Comparing numbers by greatest place using the numbers 18 and 17.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing numbers by greatest place.
Worked Example 4
Problem: Create a simple Grade 4 example about Comparing numbers by greatest place using the numbers 19 and 6.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing numbers by greatest place.
Worked Example 5
Problem: Create a simple Grade 4 example about Comparing numbers by greatest place using the numbers 14 and 6.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing numbers by greatest place.
Worked Example 6
Problem: Create a simple Grade 4 example about Comparing numbers by greatest place using the numbers 6 and 16.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing numbers by greatest place.
Worked Example 7
Problem: Create a simple Grade 4 example about Comparing numbers by greatest place using the numbers 4 and 6.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing numbers by greatest place.
Worked Example 8
Problem: Create a simple Grade 4 example about Comparing numbers by greatest place using the numbers 10 and 7.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing numbers by greatest place.
Worked Example 9
Problem: Create a simple Grade 4 example about Comparing numbers by greatest place using the numbers 3 and 18.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing numbers by greatest place.
Worked Example 10
Problem: Create a simple Grade 4 example about Comparing numbers by greatest place using the numbers 13 and 17.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing numbers by greatest place.
Practice Exercise
Create and solve one new example of Comparing numbers by greatest place. Show the steps and explain how you checked it.
Common Mistake
Do not rush into a calculation before understanding the question. Check place values, labels, units, and whether your answer fits the situation.
3.2 Greater-than and less-than symbols
Greater-than and less-than symbols is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense. Work one step at a time, use a model or number sentence when useful, and check whether the answer is reasonable.
Beginner Explanation
First identify what is given and what must be found. Then choose a strategy, show the steps clearly, and check the final answer.
10 Worked Examples with Answers
Worked Example 1
Problem: Create a simple Grade 4 example about Greater-than and less-than symbols using the numbers 11 and 3.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Greater-than and less-than symbols.
Worked Example 2
Problem: Create a simple Grade 4 example about Greater-than and less-than symbols using the numbers 12 and 17.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Greater-than and less-than symbols.
Worked Example 3
Problem: Create a simple Grade 4 example about Greater-than and less-than symbols using the numbers 16 and 13.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Greater-than and less-than symbols.
Worked Example 4
Problem: Create a simple Grade 4 example about Greater-than and less-than symbols using the numbers 7 and 15.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Greater-than and less-than symbols.
Worked Example 5
Problem: Create a simple Grade 4 example about Greater-than and less-than symbols using the numbers 11 and 2.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Greater-than and less-than symbols.
Worked Example 6
Problem: Create a simple Grade 4 example about Greater-than and less-than symbols using the numbers 10 and 17.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Greater-than and less-than symbols.
Worked Example 7
Problem: Create a simple Grade 4 example about Greater-than and less-than symbols using the numbers 11 and 4.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Greater-than and less-than symbols.
Worked Example 8
Problem: Create a simple Grade 4 example about Greater-than and less-than symbols using the numbers 18 and 6.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Greater-than and less-than symbols.
Worked Example 9
Problem: Create a simple Grade 4 example about Greater-than and less-than symbols using the numbers 13 and 7.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Greater-than and less-than symbols.
Worked Example 10
Problem: Create a simple Grade 4 example about Greater-than and less-than symbols using the numbers 5 and 12.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Greater-than and less-than symbols.
Practice Exercise
Create and solve one new example of Greater-than and less-than symbols. Show the steps and explain how you checked it.
Common Mistake
Do not rush into a calculation before understanding the question. Check place values, labels, units, and whether your answer fits the situation.
3.3 Comparing numbers with equal leading digits
Place value tells how much a digit is worth because of its position in the number. Work one step at a time, use a model or number sentence when useful, and check whether the answer is reasonable.
Beginner Explanation
First identify what is given and what must be found. Then choose a strategy, show the steps clearly, and check the final answer.
10 Worked Examples with Answers
Worked Example 1
Problem: In 7,699, what is the value of the digit 9?
- Find the digit's place.
- Multiply the digit by that place value.
Very beginner explanation: A digit's value depends on its location.
Answer: 90
Worked Example 2
Problem: In 9,609, what is the value of the digit 9?
- Find the digit's place.
- Multiply the digit by that place value.
Very beginner explanation: A digit's value depends on its location.
Answer: 9,000
Worked Example 3
Problem: In 8,309, what is the value of the digit 9?
- Find the digit's place.
- Multiply the digit by that place value.
Very beginner explanation: A digit's value depends on its location.
Answer: 9
Worked Example 4
Problem: In 1,063, what is the value of the digit 1?
- Find the digit's place.
- Multiply the digit by that place value.
Very beginner explanation: A digit's value depends on its location.
Answer: 1,000
Worked Example 5
Problem: In 6,468, what is the value of the digit 4?
- Find the digit's place.
- Multiply the digit by that place value.
Very beginner explanation: A digit's value depends on its location.
Answer: 400
Worked Example 6
Problem: In 1,069, what is the value of the digit 0?
- Find the digit's place.
- Multiply the digit by that place value.
Very beginner explanation: A digit's value depends on its location.
Answer: 0
Worked Example 7
Problem: In 6,067, what is the value of the digit 0?
- Find the digit's place.
- Multiply the digit by that place value.
Very beginner explanation: A digit's value depends on its location.
Answer: 0
Worked Example 8
Problem: In 9,644, what is the value of the digit 9?
- Find the digit's place.
- Multiply the digit by that place value.
Very beginner explanation: A digit's value depends on its location.
Answer: 9,000
Worked Example 9
Problem: In 3,240, what is the value of the digit 0?
- Find the digit's place.
- Multiply the digit by that place value.
Very beginner explanation: A digit's value depends on its location.
Answer: 0
Worked Example 10
Problem: In 2,536, what is the value of the digit 5?
- Find the digit's place.
- Multiply the digit by that place value.
Very beginner explanation: A digit's value depends on its location.
Answer: 500
Practice Exercise
Create and solve one new example of Comparing numbers with equal leading digits. Show the steps and explain how you checked it.
Common Mistake
Do not rush into a calculation before understanding the question. Check place values, labels, units, and whether your answer fits the situation.
3.4 Ordering least to greatest
Ordering least to greatest is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense. Work one step at a time, use a model or number sentence when useful, and check whether the answer is reasonable.
Beginner Explanation
First identify what is given and what must be found. Then choose a strategy, show the steps clearly, and check the final answer.
10 Worked Examples with Answers
Worked Example 1
Problem: Create a simple Grade 4 example about Ordering least to greatest using the numbers 11 and 15.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering least to greatest.
Worked Example 2
Problem: Create a simple Grade 4 example about Ordering least to greatest using the numbers 10 and 6.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering least to greatest.
Worked Example 3
Problem: Create a simple Grade 4 example about Ordering least to greatest using the numbers 2 and 7.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering least to greatest.
Worked Example 4
Problem: Create a simple Grade 4 example about Ordering least to greatest using the numbers 3 and 3.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering least to greatest.
Worked Example 5
Problem: Create a simple Grade 4 example about Ordering least to greatest using the numbers 8 and 8.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering least to greatest.
Worked Example 6
Problem: Create a simple Grade 4 example about Ordering least to greatest using the numbers 18 and 3.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering least to greatest.
Worked Example 7
Problem: Create a simple Grade 4 example about Ordering least to greatest using the numbers 18 and 16.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering least to greatest.
Worked Example 8
Problem: Create a simple Grade 4 example about Ordering least to greatest using the numbers 18 and 13.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering least to greatest.
Worked Example 9
Problem: Create a simple Grade 4 example about Ordering least to greatest using the numbers 11 and 7.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering least to greatest.
Worked Example 10
Problem: Create a simple Grade 4 example about Ordering least to greatest using the numbers 7 and 12.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering least to greatest.
Practice Exercise
Create and solve one new example of Ordering least to greatest. Show the steps and explain how you checked it.
Common Mistake
Do not rush into a calculation before understanding the question. Check place values, labels, units, and whether your answer fits the situation.
3.5 Ordering greatest to least
Ordering greatest to least is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense. Work one step at a time, use a model or number sentence when useful, and check whether the answer is reasonable.
Beginner Explanation
First identify what is given and what must be found. Then choose a strategy, show the steps clearly, and check the final answer.
10 Worked Examples with Answers
Worked Example 1
Problem: Create a simple Grade 4 example about Ordering greatest to least using the numbers 13 and 15.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering greatest to least.
Worked Example 2
Problem: Create a simple Grade 4 example about Ordering greatest to least using the numbers 2 and 12.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering greatest to least.
Worked Example 3
Problem: Create a simple Grade 4 example about Ordering greatest to least using the numbers 13 and 11.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering greatest to least.
Worked Example 4
Problem: Create a simple Grade 4 example about Ordering greatest to least using the numbers 16 and 18.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering greatest to least.
Worked Example 5
Problem: Create a simple Grade 4 example about Ordering greatest to least using the numbers 16 and 19.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering greatest to least.
Worked Example 6
Problem: Create a simple Grade 4 example about Ordering greatest to least using the numbers 17 and 15.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering greatest to least.
Worked Example 7
Problem: Create a simple Grade 4 example about Ordering greatest to least using the numbers 6 and 14.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering greatest to least.
Worked Example 8
Problem: Create a simple Grade 4 example about Ordering greatest to least using the numbers 15 and 20.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering greatest to least.
Worked Example 9
Problem: Create a simple Grade 4 example about Ordering greatest to least using the numbers 11 and 6.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering greatest to least.
Worked Example 10
Problem: Create a simple Grade 4 example about Ordering greatest to least using the numbers 5 and 16.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Ordering greatest to least.
Practice Exercise
Create and solve one new example of Ordering greatest to least. Show the steps and explain how you checked it.
Common Mistake
Do not rush into a calculation before understanding the question. Check place values, labels, units, and whether your answer fits the situation.
3.6 Using a number line to compare
Using a number line to compare is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense. Work one step at a time, use a model or number sentence when useful, and check whether the answer is reasonable.
Beginner Explanation
First identify what is given and what must be found. Then choose a strategy, show the steps clearly, and check the final answer.
10 Worked Examples with Answers
Worked Example 1
Problem: Create a simple Grade 4 example about Using a number line to compare using the numbers 10 and 11.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using a number line to compare.
Worked Example 2
Problem: Create a simple Grade 4 example about Using a number line to compare using the numbers 4 and 5.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using a number line to compare.
Worked Example 3
Problem: Create a simple Grade 4 example about Using a number line to compare using the numbers 12 and 20.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using a number line to compare.
Worked Example 4
Problem: Create a simple Grade 4 example about Using a number line to compare using the numbers 15 and 19.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using a number line to compare.
Worked Example 5
Problem: Create a simple Grade 4 example about Using a number line to compare using the numbers 14 and 13.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using a number line to compare.
Worked Example 6
Problem: Create a simple Grade 4 example about Using a number line to compare using the numbers 15 and 3.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using a number line to compare.
Worked Example 7
Problem: Create a simple Grade 4 example about Using a number line to compare using the numbers 8 and 11.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using a number line to compare.
Worked Example 8
Problem: Create a simple Grade 4 example about Using a number line to compare using the numbers 18 and 4.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using a number line to compare.
Worked Example 9
Problem: Create a simple Grade 4 example about Using a number line to compare using the numbers 8 and 14.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using a number line to compare.
Worked Example 10
Problem: Create a simple Grade 4 example about Using a number line to compare using the numbers 15 and 16.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using a number line to compare.
Practice Exercise
Create and solve one new example of Using a number line to compare. Show the steps and explain how you checked it.
Common Mistake
Do not rush into a calculation before understanding the question. Check place values, labels, units, and whether your answer fits the situation.
3.7 Finding numbers between two values
Financial literacy helps compare choices, understand payments, protect information, and judge whether a purchase gives reasonable value. Work one step at a time, use a model or number sentence when useful, and check whether the answer is reasonable.
Beginner Explanation
First identify what is given and what must be found. Then choose a strategy, show the steps clearly, and check the final answer.
10 Worked Examples with Answers
Worked Example 1
Problem: Option A costs $10 for 3 items. Option B costs $10 for 5 items. Which has the lower cost per item?
- Divide each price by its number of items.
- Compare the two costs per item.
Very beginner explanation: Value comparisons should compare equivalent quantities.
Answer: Option B
Worked Example 2
Problem: Option A costs $5 for 1 items. Option B costs $5 for 1 items. Which has the lower cost per item?
- Divide each price by its number of items.
- Compare the two costs per item.
Very beginner explanation: Value comparisons should compare equivalent quantities.
Answer: Same value
Worked Example 3
Problem: Option A costs $10 for 4 items. Option B costs $12 for 2 items. Which has the lower cost per item?
- Divide each price by its number of items.
- Compare the two costs per item.
Very beginner explanation: Value comparisons should compare equivalent quantities.
Answer: Option A
Worked Example 4
Problem: Option A costs $11 for 5 items. Option B costs $4 for 4 items. Which has the lower cost per item?
- Divide each price by its number of items.
- Compare the two costs per item.
Very beginner explanation: Value comparisons should compare equivalent quantities.
Answer: Option B
Worked Example 5
Problem: Option A costs $6 for 5 items. Option B costs $11 for 4 items. Which has the lower cost per item?
- Divide each price by its number of items.
- Compare the two costs per item.
Very beginner explanation: Value comparisons should compare equivalent quantities.
Answer: Option A
Worked Example 6
Problem: Option A costs $8 for 3 items. Option B costs $2 for 1 items. Which has the lower cost per item?
- Divide each price by its number of items.
- Compare the two costs per item.
Very beginner explanation: Value comparisons should compare equivalent quantities.
Answer: Option B
Worked Example 7
Problem: Option A costs $3 for 1 items. Option B costs $3 for 4 items. Which has the lower cost per item?
- Divide each price by its number of items.
- Compare the two costs per item.
Very beginner explanation: Value comparisons should compare equivalent quantities.
Answer: Option B
Worked Example 8
Problem: Option A costs $10 for 3 items. Option B costs $5 for 4 items. Which has the lower cost per item?
- Divide each price by its number of items.
- Compare the two costs per item.
Very beginner explanation: Value comparisons should compare equivalent quantities.
Answer: Option B
Worked Example 9
Problem: Option A costs $7 for 5 items. Option B costs $2 for 1 items. Which has the lower cost per item?
- Divide each price by its number of items.
- Compare the two costs per item.
Very beginner explanation: Value comparisons should compare equivalent quantities.
Answer: Option A
Worked Example 10
Problem: Option A costs $7 for 3 items. Option B costs $11 for 3 items. Which has the lower cost per item?
- Divide each price by its number of items.
- Compare the two costs per item.
Very beginner explanation: Value comparisons should compare equivalent quantities.
Answer: Option A
Practice Exercise
Create and solve one new example of Finding numbers between two values. Show the steps and explain how you checked it.
Common Mistake
Do not rush into a calculation before understanding the question. Check place values, labels, units, and whether your answer fits the situation.
3.8 Using benchmark numbers
Using benchmark numbers is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense. Work one step at a time, use a model or number sentence when useful, and check whether the answer is reasonable.
Beginner Explanation
First identify what is given and what must be found. Then choose a strategy, show the steps clearly, and check the final answer.
10 Worked Examples with Answers
Worked Example 1
Problem: Create a simple Grade 4 example about Using benchmark numbers using the numbers 7 and 20.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using benchmark numbers.
Worked Example 2
Problem: Create a simple Grade 4 example about Using benchmark numbers using the numbers 11 and 9.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using benchmark numbers.
Worked Example 3
Problem: Create a simple Grade 4 example about Using benchmark numbers using the numbers 7 and 17.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using benchmark numbers.
Worked Example 4
Problem: Create a simple Grade 4 example about Using benchmark numbers using the numbers 17 and 11.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using benchmark numbers.
Worked Example 5
Problem: Create a simple Grade 4 example about Using benchmark numbers using the numbers 13 and 7.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using benchmark numbers.
Worked Example 6
Problem: Create a simple Grade 4 example about Using benchmark numbers using the numbers 10 and 16.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using benchmark numbers.
Worked Example 7
Problem: Create a simple Grade 4 example about Using benchmark numbers using the numbers 10 and 15.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using benchmark numbers.
Worked Example 8
Problem: Create a simple Grade 4 example about Using benchmark numbers using the numbers 20 and 17.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using benchmark numbers.
Worked Example 9
Problem: Create a simple Grade 4 example about Using benchmark numbers using the numbers 12 and 11.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using benchmark numbers.
Worked Example 10
Problem: Create a simple Grade 4 example about Using benchmark numbers using the numbers 19 and 18.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Using benchmark numbers.
Practice Exercise
Create and solve one new example of Using benchmark numbers. Show the steps and explain how you checked it.
Common Mistake
Do not rush into a calculation before understanding the question. Check place values, labels, units, and whether your answer fits the situation.
3.9 Comparing quantities in context
Comparing quantities in context is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense. Work one step at a time, use a model or number sentence when useful, and check whether the answer is reasonable.
Beginner Explanation
First identify what is given and what must be found. Then choose a strategy, show the steps clearly, and check the final answer.
10 Worked Examples with Answers
Worked Example 1
Problem: Create a simple Grade 4 example about Comparing quantities in context using the numbers 18 and 11.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing quantities in context.
Worked Example 2
Problem: Create a simple Grade 4 example about Comparing quantities in context using the numbers 7 and 5.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing quantities in context.
Worked Example 3
Problem: Create a simple Grade 4 example about Comparing quantities in context using the numbers 20 and 14.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing quantities in context.
Worked Example 4
Problem: Create a simple Grade 4 example about Comparing quantities in context using the numbers 3 and 19.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing quantities in context.
Worked Example 5
Problem: Create a simple Grade 4 example about Comparing quantities in context using the numbers 14 and 8.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing quantities in context.
Worked Example 6
Problem: Create a simple Grade 4 example about Comparing quantities in context using the numbers 8 and 17.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing quantities in context.
Worked Example 7
Problem: Create a simple Grade 4 example about Comparing quantities in context using the numbers 20 and 9.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing quantities in context.
Worked Example 8
Problem: Create a simple Grade 4 example about Comparing quantities in context using the numbers 10 and 3.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing quantities in context.
Worked Example 9
Problem: Create a simple Grade 4 example about Comparing quantities in context using the numbers 4 and 10.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing quantities in context.
Worked Example 10
Problem: Create a simple Grade 4 example about Comparing quantities in context using the numbers 4 and 20.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Comparing quantities in context.
Practice Exercise
Create and solve one new example of Comparing quantities in context. Show the steps and explain how you checked it.
Common Mistake
Do not rush into a calculation before understanding the question. Check place values, labels, units, and whether your answer fits the situation.
3.10 Explaining comparison reasoning
Explaining comparison reasoning is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense. Work one step at a time, use a model or number sentence when useful, and check whether the answer is reasonable.
Beginner Explanation
First identify what is given and what must be found. Then choose a strategy, show the steps clearly, and check the final answer.
10 Worked Examples with Answers
Worked Example 1
Problem: Create a simple Grade 4 example about Explaining comparison reasoning using the numbers 18 and 10.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Explaining comparison reasoning.
Worked Example 2
Problem: Create a simple Grade 4 example about Explaining comparison reasoning using the numbers 10 and 6.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Explaining comparison reasoning.
Worked Example 3
Problem: Create a simple Grade 4 example about Explaining comparison reasoning using the numbers 15 and 20.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Explaining comparison reasoning.
Worked Example 4
Problem: Create a simple Grade 4 example about Explaining comparison reasoning using the numbers 16 and 8.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Explaining comparison reasoning.
Worked Example 5
Problem: Create a simple Grade 4 example about Explaining comparison reasoning using the numbers 17 and 6.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Explaining comparison reasoning.
Worked Example 6
Problem: Create a simple Grade 4 example about Explaining comparison reasoning using the numbers 10 and 15.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Explaining comparison reasoning.
Worked Example 7
Problem: Create a simple Grade 4 example about Explaining comparison reasoning using the numbers 8 and 2.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Explaining comparison reasoning.
Worked Example 8
Problem: Create a simple Grade 4 example about Explaining comparison reasoning using the numbers 3 and 10.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Explaining comparison reasoning.
Worked Example 9
Problem: Create a simple Grade 4 example about Explaining comparison reasoning using the numbers 15 and 20.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Explaining comparison reasoning.
Worked Example 10
Problem: Create a simple Grade 4 example about Explaining comparison reasoning using the numbers 19 and 12.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Explaining comparison reasoning.
Practice Exercise
Create and solve one new example of Explaining comparison reasoning. Show the steps and explain how you checked it.
Common Mistake
Do not rush into a calculation before understanding the question. Check place values, labels, units, and whether your answer fits the situation.
3.11 Checking an ordering
Checking an ordering is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense. Work one step at a time, use a model or number sentence when useful, and check whether the answer is reasonable.
Beginner Explanation
First identify what is given and what must be found. Then choose a strategy, show the steps clearly, and check the final answer.
10 Worked Examples with Answers
Worked Example 1
Problem: Create a simple Grade 4 example about Checking an ordering using the numbers 14 and 6.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Checking an ordering.
Worked Example 2
Problem: Create a simple Grade 4 example about Checking an ordering using the numbers 18 and 4.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Checking an ordering.
Worked Example 3
Problem: Create a simple Grade 4 example about Checking an ordering using the numbers 13 and 4.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Checking an ordering.
Worked Example 4
Problem: Create a simple Grade 4 example about Checking an ordering using the numbers 16 and 18.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Checking an ordering.
Worked Example 5
Problem: Create a simple Grade 4 example about Checking an ordering using the numbers 9 and 17.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Checking an ordering.
Worked Example 6
Problem: Create a simple Grade 4 example about Checking an ordering using the numbers 5 and 12.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Checking an ordering.
Worked Example 7
Problem: Create a simple Grade 4 example about Checking an ordering using the numbers 14 and 11.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Checking an ordering.
Worked Example 8
Problem: Create a simple Grade 4 example about Checking an ordering using the numbers 20 and 16.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Checking an ordering.
Worked Example 9
Problem: Create a simple Grade 4 example about Checking an ordering using the numbers 15 and 3.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Checking an ordering.
Worked Example 10
Problem: Create a simple Grade 4 example about Checking an ordering using the numbers 3 and 12.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Checking an ordering.
Practice Exercise
Create and solve one new example of Checking an ordering. Show the steps and explain how you checked it.
Common Mistake
Do not rush into a calculation before understanding the question. Check place values, labels, units, and whether your answer fits the situation.
3.12 Mixed comparison practice
Mixed comparison practice is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense. Work one step at a time, use a model or number sentence when useful, and check whether the answer is reasonable.
Beginner Explanation
First identify what is given and what must be found. Then choose a strategy, show the steps clearly, and check the final answer.
10 Worked Examples with Answers
Worked Example 1
Problem: Create a simple Grade 4 example about Mixed comparison practice using the numbers 13 and 15.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Mixed comparison practice.
Worked Example 2
Problem: Create a simple Grade 4 example about Mixed comparison practice using the numbers 2 and 7.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Mixed comparison practice.
Worked Example 3
Problem: Create a simple Grade 4 example about Mixed comparison practice using the numbers 15 and 18.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Mixed comparison practice.
Worked Example 4
Problem: Create a simple Grade 4 example about Mixed comparison practice using the numbers 4 and 13.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Mixed comparison practice.
Worked Example 5
Problem: Create a simple Grade 4 example about Mixed comparison practice using the numbers 14 and 20.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Mixed comparison practice.
Worked Example 6
Problem: Create a simple Grade 4 example about Mixed comparison practice using the numbers 12 and 20.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Mixed comparison practice.
Worked Example 7
Problem: Create a simple Grade 4 example about Mixed comparison practice using the numbers 10 and 10.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Mixed comparison practice.
Worked Example 8
Problem: Create a simple Grade 4 example about Mixed comparison practice using the numbers 9 and 10.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Mixed comparison practice.
Worked Example 9
Problem: Create a simple Grade 4 example about Mixed comparison practice using the numbers 15 and 18.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Mixed comparison practice.
Worked Example 10
Problem: Create a simple Grade 4 example about Mixed comparison practice using the numbers 19 and 20.
- Identify what the topic means.
- Use the numbers in a way that follows the rule.
- Check that the result or representation makes sense.
Very beginner explanation: Meaning comes first; the numbers should illustrate the concept clearly.
Answer: A correct example that demonstrates Mixed comparison practice.
Practice Exercise
Create and solve one new example of Mixed comparison practice. Show the steps and explain how you checked it.
Common Mistake
Do not rush into a calculation before understanding the question. Check place values, labels, units, and whether your answer fits the situation.
30 Review Questions and Answers
Q1. What is important to understand about Comparing numbers by greatest place?
Answer: Comparing numbers by greatest place is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q2. What is important to understand about Greater-than and less-than symbols?
Answer: Greater-than and less-than symbols is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q3. What is important to understand about Comparing numbers with equal leading digits?
Answer: Place value tells how much a digit is worth because of its position in the number.
Q4. What is important to understand about Ordering least to greatest?
Answer: Ordering least to greatest is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q5. What is important to understand about Ordering greatest to least?
Answer: Ordering greatest to least is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q6. What is important to understand about Using a number line to compare?
Answer: Using a number line to compare is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q7. What is important to understand about Finding numbers between two values?
Answer: Financial literacy helps compare choices, understand payments, protect information, and judge whether a purchase gives reasonable value.
Q8. What is important to understand about Using benchmark numbers?
Answer: Using benchmark numbers is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q9. What is important to understand about Comparing quantities in context?
Answer: Comparing quantities in context is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q10. What is important to understand about Explaining comparison reasoning?
Answer: Explaining comparison reasoning is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q11. What is important to understand about Checking an ordering?
Answer: Checking an ordering is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q12. What is important to understand about Mixed comparison practice?
Answer: Mixed comparison practice is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q13. How would you explain Comparing numbers by greatest place?
Answer: Comparing numbers by greatest place is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q14. How would you explain Greater-than and less-than symbols?
Answer: Greater-than and less-than symbols is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q15. How would you explain Comparing numbers with equal leading digits?
Answer: Place value tells how much a digit is worth because of its position in the number.
Q16. How would you explain Ordering least to greatest?
Answer: Ordering least to greatest is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q17. How would you explain Ordering greatest to least?
Answer: Ordering greatest to least is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q18. How would you explain Using a number line to compare?
Answer: Using a number line to compare is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q19. How would you explain Finding numbers between two values?
Answer: Financial literacy helps compare choices, understand payments, protect information, and judge whether a purchase gives reasonable value.
Q20. How would you explain Using benchmark numbers?
Answer: Using benchmark numbers is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q21. How would you explain Comparing quantities in context?
Answer: Comparing quantities in context is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q22. How would you explain Explaining comparison reasoning?
Answer: Explaining comparison reasoning is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q23. How would you explain Checking an ordering?
Answer: Checking an ordering is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q24. How would you explain Mixed comparison practice?
Answer: Mixed comparison practice is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q25. What should a beginner check when working with Comparing numbers by greatest place?
Answer: Comparing numbers by greatest place is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q26. What should a beginner check when working with Greater-than and less-than symbols?
Answer: Greater-than and less-than symbols is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q27. What should a beginner check when working with Comparing numbers with equal leading digits?
Answer: Place value tells how much a digit is worth because of its position in the number.
Q28. What should a beginner check when working with Ordering least to greatest?
Answer: Ordering least to greatest is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q29. What should a beginner check when working with Ordering greatest to least?
Answer: Ordering greatest to least is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.
Q30. What should a beginner check when working with Using a number line to compare?
Answer: Using a number line to compare is an important Grade 4 mathematics idea in Comparing and Ordering Whole Numbers. Understand the meaning first, then use a clear representation or strategy and check whether the answer makes sense.