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Chapter 46: Probability Language

Learn Grade 2 mathematics with very-beginner explanations, original worked examples, practice, reasoning, and review.

Grade 2Very Beginner Friendly10 Examples Per Topic30 Q&APractice + Review
Estimated reading time0% read
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Chapter Overview

This chapter teaches Probability Language with simple explanations, visual thinking, worked examples, practice, and review.

46.1 Impossible

Probability language describes how likely an event is. Simple experiments help compare predictions with results. Use objects, drawings, number lines, tables, or number sentences when useful.

10 Worked Examples with Answers

Worked Example 1

Problem: A bag has 4 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 2

Problem: A bag has 4 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 3

Problem: A bag has 5 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 4

Problem: A bag has 1 red and 1 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: equally likely

Worked Example 5

Problem: A bag has 2 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 6

Problem: A bag has 5 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 7

Problem: A bag has 1 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 8

Problem: A bag has 4 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 9

Problem: A bag has 2 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 10

Problem: A bag has 3 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

46.2 Unlikely

Probability language describes how likely an event is. Simple experiments help compare predictions with results. Use objects, drawings, number lines, tables, or number sentences when useful.

10 Worked Examples with Answers

Worked Example 1

Problem: A bag has 2 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 2

Problem: A bag has 2 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 3

Problem: A bag has 5 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 4

Problem: A bag has 1 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 5

Problem: A bag has 4 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 6

Problem: A bag has 3 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 7

Problem: A bag has 1 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 8

Problem: A bag has 2 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 9

Problem: A bag has 1 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 10

Problem: A bag has 2 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

46.3 Possible

Possible is a Grade 2 math idea best learned with simple numbers, objects, drawings, and clear words. Use objects, drawings, number lines, tables, or number sentences when useful.

10 Worked Examples with Answers

Worked Example 1

Problem: Use 20 and 10 to make a simple example about Possible.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Possible.

Worked Example 2

Problem: Use 7 and 6 to make a simple example about Possible.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Possible.

Worked Example 3

Problem: Use 19 and 16 to make a simple example about Possible.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Possible.

Worked Example 4

Problem: Use 4 and 11 to make a simple example about Possible.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Possible.

Worked Example 5

Problem: Use 8 and 19 to make a simple example about Possible.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Possible.

Worked Example 6

Problem: Use 20 and 13 to make a simple example about Possible.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Possible.

Worked Example 7

Problem: Use 6 and 7 to make a simple example about Possible.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Possible.

Worked Example 8

Problem: Use 17 and 15 to make a simple example about Possible.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Possible.

Worked Example 9

Problem: Use 17 and 10 to make a simple example about Possible.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Possible.

Worked Example 10

Problem: Use 14 and 17 to make a simple example about Possible.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Possible.

46.4 Likely

Probability language describes how likely an event is. Simple experiments help compare predictions with results. Use objects, drawings, number lines, tables, or number sentences when useful.

10 Worked Examples with Answers

Worked Example 1

Problem: A bag has 5 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 2

Problem: A bag has 5 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 3

Problem: A bag has 1 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 4

Problem: A bag has 1 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 5

Problem: A bag has 5 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 6

Problem: A bag has 2 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 7

Problem: A bag has 1 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 8

Problem: A bag has 5 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: equally likely

Worked Example 9

Problem: A bag has 5 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 10

Problem: A bag has 3 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

46.5 Certain

Probability language describes how likely an event is. Simple experiments help compare predictions with results. Use objects, drawings, number lines, tables, or number sentences when useful.

10 Worked Examples with Answers

Worked Example 1

Problem: A bag has 1 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 2

Problem: A bag has 5 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 3

Problem: A bag has 3 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 4

Problem: A bag has 4 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: equally likely

Worked Example 5

Problem: A bag has 4 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: equally likely

Worked Example 6

Problem: A bag has 2 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 7

Problem: A bag has 3 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 8

Problem: A bag has 1 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 9

Problem: A bag has 1 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 10

Problem: A bag has 1 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

46.6 Comparing likelihood

Comparing likelihood is a Grade 2 math idea best learned with simple numbers, objects, drawings, and clear words. Use objects, drawings, number lines, tables, or number sentences when useful.

10 Worked Examples with Answers

Worked Example 1

Problem: Use 18 and 2 to make a simple example about Comparing likelihood.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Comparing likelihood.

Worked Example 2

Problem: Use 1 and 3 to make a simple example about Comparing likelihood.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Comparing likelihood.

Worked Example 3

Problem: Use 13 and 8 to make a simple example about Comparing likelihood.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Comparing likelihood.

Worked Example 4

Problem: Use 15 and 11 to make a simple example about Comparing likelihood.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Comparing likelihood.

Worked Example 5

Problem: Use 18 and 9 to make a simple example about Comparing likelihood.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Comparing likelihood.

Worked Example 6

Problem: Use 5 and 11 to make a simple example about Comparing likelihood.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Comparing likelihood.

Worked Example 7

Problem: Use 19 and 1 to make a simple example about Comparing likelihood.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Comparing likelihood.

Worked Example 8

Problem: Use 7 and 18 to make a simple example about Comparing likelihood.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Comparing likelihood.

Worked Example 9

Problem: Use 6 and 4 to make a simple example about Comparing likelihood.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Comparing likelihood.

Worked Example 10

Problem: Use 20 and 3 to make a simple example about Comparing likelihood.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Comparing likelihood.

46.7 More likely

Probability language describes how likely an event is. Simple experiments help compare predictions with results. Use objects, drawings, number lines, tables, or number sentences when useful.

10 Worked Examples with Answers

Worked Example 1

Problem: A bag has 4 red and 1 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 2

Problem: A bag has 1 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 3

Problem: A bag has 2 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 4

Problem: A bag has 1 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 5

Problem: A bag has 3 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 6

Problem: A bag has 4 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 7

Problem: A bag has 1 red and 1 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: equally likely

Worked Example 8

Problem: A bag has 2 red and 1 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 9

Problem: A bag has 3 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 10

Problem: A bag has 3 red and 1 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

46.8 Less likely

Probability language describes how likely an event is. Simple experiments help compare predictions with results. Use objects, drawings, number lines, tables, or number sentences when useful.

10 Worked Examples with Answers

Worked Example 1

Problem: A bag has 1 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 2

Problem: A bag has 3 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 3

Problem: A bag has 5 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: equally likely

Worked Example 4

Problem: A bag has 1 red and 1 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: equally likely

Worked Example 5

Problem: A bag has 4 red and 1 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 6

Problem: A bag has 5 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 7

Problem: A bag has 4 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 8

Problem: A bag has 1 red and 1 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: equally likely

Worked Example 9

Problem: A bag has 3 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 10

Problem: A bag has 5 red and 1 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

46.9 Equally likely

Probability language describes how likely an event is. Simple experiments help compare predictions with results. Use objects, drawings, number lines, tables, or number sentences when useful.

10 Worked Examples with Answers

Worked Example 1

Problem: A bag has 1 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 2

Problem: A bag has 3 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: equally likely

Worked Example 3

Problem: A bag has 5 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 4

Problem: A bag has 4 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 5

Problem: A bag has 1 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 6

Problem: A bag has 3 red and 1 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 7

Problem: A bag has 5 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 8

Problem: A bag has 2 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 9

Problem: A bag has 3 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 10

Problem: A bag has 3 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

46.10 Ordering events by likelihood

Even numbers make complete pairs. Odd numbers leave one item without a partner. Use objects, drawings, number lines, tables, or number sentences when useful.

10 Worked Examples with Answers

Worked Example 1

Problem: Is 85 odd or even?

  1. Make pairs.
  2. If none are left over, it is even.

Very beginner explanation: Pairing tests odd and even numbers.

Answer: odd

Worked Example 2

Problem: Is 86 odd or even?

  1. Make pairs.
  2. If none are left over, it is even.

Very beginner explanation: Pairing tests odd and even numbers.

Answer: even

Worked Example 3

Problem: Is 98 odd or even?

  1. Make pairs.
  2. If none are left over, it is even.

Very beginner explanation: Pairing tests odd and even numbers.

Answer: even

Worked Example 4

Problem: Is 58 odd or even?

  1. Make pairs.
  2. If none are left over, it is even.

Very beginner explanation: Pairing tests odd and even numbers.

Answer: even

Worked Example 5

Problem: Is 3 odd or even?

  1. Make pairs.
  2. If none are left over, it is even.

Very beginner explanation: Pairing tests odd and even numbers.

Answer: odd

Worked Example 6

Problem: Is 55 odd or even?

  1. Make pairs.
  2. If none are left over, it is even.

Very beginner explanation: Pairing tests odd and even numbers.

Answer: odd

Worked Example 7

Problem: Is 92 odd or even?

  1. Make pairs.
  2. If none are left over, it is even.

Very beginner explanation: Pairing tests odd and even numbers.

Answer: even

Worked Example 8

Problem: Is 30 odd or even?

  1. Make pairs.
  2. If none are left over, it is even.

Very beginner explanation: Pairing tests odd and even numbers.

Answer: even

Worked Example 9

Problem: Is 42 odd or even?

  1. Make pairs.
  2. If none are left over, it is even.

Very beginner explanation: Pairing tests odd and even numbers.

Answer: even

Worked Example 10

Problem: Is 65 odd or even?

  1. Make pairs.
  2. If none are left over, it is even.

Very beginner explanation: Pairing tests odd and even numbers.

Answer: odd

46.11 Explaining a likelihood word

Explaining a likelihood word is a Grade 2 math idea best learned with simple numbers, objects, drawings, and clear words. Use objects, drawings, number lines, tables, or number sentences when useful.

10 Worked Examples with Answers

Worked Example 1

Problem: Use 1 and 14 to make a simple example about Explaining a likelihood word.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Explaining a likelihood word.

Worked Example 2

Problem: Use 9 and 10 to make a simple example about Explaining a likelihood word.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Explaining a likelihood word.

Worked Example 3

Problem: Use 9 and 15 to make a simple example about Explaining a likelihood word.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Explaining a likelihood word.

Worked Example 4

Problem: Use 1 and 10 to make a simple example about Explaining a likelihood word.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Explaining a likelihood word.

Worked Example 5

Problem: Use 11 and 1 to make a simple example about Explaining a likelihood word.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Explaining a likelihood word.

Worked Example 6

Problem: Use 19 and 3 to make a simple example about Explaining a likelihood word.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Explaining a likelihood word.

Worked Example 7

Problem: Use 2 and 13 to make a simple example about Explaining a likelihood word.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Explaining a likelihood word.

Worked Example 8

Problem: Use 3 and 9 to make a simple example about Explaining a likelihood word.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Explaining a likelihood word.

Worked Example 9

Problem: Use 11 and 7 to make a simple example about Explaining a likelihood word.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Explaining a likelihood word.

Worked Example 10

Problem: Use 2 and 7 to make a simple example about Explaining a likelihood word.

  1. Recall the topic meaning.
  2. Use objects, a drawing, or a number sentence.
  3. Check that the example matches the idea.

Very beginner explanation: Simple models make Grade 2 ideas easier to understand.

Answer: A correct Grade 2 example of Explaining a likelihood word.

46.12 Probability language in everyday life

Probability language describes how likely an event is. Simple experiments help compare predictions with results. Use objects, drawings, number lines, tables, or number sentences when useful.

10 Worked Examples with Answers

Worked Example 1

Problem: A bag has 4 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 2

Problem: A bag has 5 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 3

Problem: A bag has 5 red and 4 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 4

Problem: A bag has 4 red and 5 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 5

Problem: A bag has 2 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: equally likely

Worked Example 6

Problem: A bag has 4 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 7

Problem: A bag has 5 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: red

Worked Example 8

Problem: A bag has 1 red and 2 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: blue

Worked Example 9

Problem: A bag has 3 red and 3 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: equally likely

Worked Example 10

Problem: A bag has 1 red and 1 blue counters. Which colour is more likely?

  1. Compare the amounts.
  2. More possible outcomes means more likely.

Very beginner explanation: Likelihood compares chances.

Answer: equally likely

30 Review Questions and Answers

Q1. What should a Grade 2 learner understand about Impossible?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q2. What should a Grade 2 learner understand about Unlikely?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q3. What should a Grade 2 learner understand about Possible?

Answer: Possible is a Grade 2 math idea best learned with simple numbers, objects, drawings, and clear words.

Q4. What should a Grade 2 learner understand about Likely?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q5. What should a Grade 2 learner understand about Certain?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q6. What should a Grade 2 learner understand about Comparing likelihood?

Answer: Comparing likelihood is a Grade 2 math idea best learned with simple numbers, objects, drawings, and clear words.

Q7. What should a Grade 2 learner understand about More likely?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q8. What should a Grade 2 learner understand about Less likely?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q9. What should a Grade 2 learner understand about Equally likely?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q10. What should a Grade 2 learner understand about Ordering events by likelihood?

Answer: Even numbers make complete pairs. Odd numbers leave one item without a partner.

Q11. What should a Grade 2 learner understand about Explaining a likelihood word?

Answer: Explaining a likelihood word is a Grade 2 math idea best learned with simple numbers, objects, drawings, and clear words.

Q12. What should a Grade 2 learner understand about Probability language in everyday life?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q13. What should a Grade 2 learner understand about Impossible?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q14. What should a Grade 2 learner understand about Unlikely?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q15. What should a Grade 2 learner understand about Possible?

Answer: Possible is a Grade 2 math idea best learned with simple numbers, objects, drawings, and clear words.

Q16. What should a Grade 2 learner understand about Likely?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q17. What should a Grade 2 learner understand about Certain?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q18. What should a Grade 2 learner understand about Comparing likelihood?

Answer: Comparing likelihood is a Grade 2 math idea best learned with simple numbers, objects, drawings, and clear words.

Q19. What should a Grade 2 learner understand about More likely?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q20. What should a Grade 2 learner understand about Less likely?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q21. What should a Grade 2 learner understand about Equally likely?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q22. What should a Grade 2 learner understand about Ordering events by likelihood?

Answer: Even numbers make complete pairs. Odd numbers leave one item without a partner.

Q23. What should a Grade 2 learner understand about Explaining a likelihood word?

Answer: Explaining a likelihood word is a Grade 2 math idea best learned with simple numbers, objects, drawings, and clear words.

Q24. What should a Grade 2 learner understand about Probability language in everyday life?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q25. What should a Grade 2 learner understand about Impossible?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q26. What should a Grade 2 learner understand about Unlikely?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q27. What should a Grade 2 learner understand about Possible?

Answer: Possible is a Grade 2 math idea best learned with simple numbers, objects, drawings, and clear words.

Q28. What should a Grade 2 learner understand about Likely?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q29. What should a Grade 2 learner understand about Certain?

Answer: Probability language describes how likely an event is. Simple experiments help compare predictions with results.

Q30. What should a Grade 2 learner understand about Comparing likelihood?

Answer: Comparing likelihood is a Grade 2 math idea best learned with simple numbers, objects, drawings, and clear words.