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Fractions of Whole Numbers

Grade 4 · Stretch challenge · 12 questions · Version PG-10ZV6VF-XSC1

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1.What is 7/8 of 24?
2.What is 3/5 of 10?
3.What is 1/2 of 42?
4.What is 2/4 of 60?
5.What is 9/10 of 20?
6.What is 3/5 of 35?
7.What is 3/4 of 16?
8.What is 3/4 of 24?
9.What is 1/4 of 20?
10.What is 1/2 of 44?
11.What is 1/5 of 60?
12.What is 5/10 of 50?

Answers and teaching notes

Use the answers to check the work after the learner finishes. For writing prompts, the guide describes what a strong response should include.

Show answers for version 8
  1. What is 7/8 of 24?21
  2. What is 3/5 of 10?6
  3. What is 1/2 of 42?21
  4. What is 2/4 of 60?30
  5. What is 9/10 of 20?18
  6. What is 3/5 of 35?21
  7. What is 3/4 of 16?12
  8. What is 3/4 of 24?18
  9. What is 1/4 of 20?5
  10. What is 1/2 of 44?22
  11. What is 1/5 of 60?12
  12. What is 5/10 of 50?25

Worked example

3/4 of 20 = 15. Divide 20 by 4, then multiply 5 by 3.

Common mistake

Dividing by the numerator instead of the denominator.

Helpful hint

Divide by the bottom number, multiply by the top number.