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Fractions of Whole Numbers

Grade 4 · On-level practice · 12 questions · Version PG-11KNK1I-JW6W

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1.What is 4/8 of 40?
2.What is 1/2 of 32?
3.What is 1/2 of 56?
4.What is 1/2 of 44?
5.What is 3/4 of 40?
6.What is 1/3 of 12?
7.What is 1/3 of 51?
8.What is 1/3 of 30?
9.What is 2/3 of 6?
10.What is 1/4 of 24?
11.What is 1/10 of 30?
12.What is 4/8 of 48?

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 7
  1. What is 4/8 of 40?20
  2. What is 1/2 of 32?16
  3. What is 1/2 of 56?28
  4. What is 1/2 of 44?22
  5. What is 3/4 of 40?30
  6. What is 1/3 of 12?4
  7. What is 1/3 of 51?17
  8. What is 1/3 of 30?10
  9. What is 2/3 of 6?4
  10. What is 1/4 of 24?6
  11. What is 1/10 of 30?3
  12. What is 4/8 of 48?24

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.