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Grade 5 Fractions of Whole Numbers

Grade 5 · On-level practice · 12 questions · Version PG-BSEG9W-1PK9

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1.What is 1/3 of 87?
2.What is 3/8 of 80?
3.What is 1/10 of 90?
4.What is 1/4 of 96?
5.What is 1/2 of 76?
6.What is 2/3 of 117?
7.What is 3/10 of 50?
8.What is 1/2 of 82?
9.What is 1/3 of 111?
10.What is 3/4 of 48?
11.What is 1/2 of 66?
12.What is 1/8 of 120?

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 17
  1. What is 1/3 of 87?29
  2. What is 3/8 of 80?30
  3. What is 1/10 of 90?9
  4. What is 1/4 of 96?24
  5. What is 1/2 of 76?38
  6. What is 2/3 of 117?78
  7. What is 3/10 of 50?15
  8. What is 1/2 of 82?41
  9. What is 1/3 of 111?37
  10. What is 3/4 of 48?36
  11. What is 1/2 of 66?33
  12. What is 1/8 of 120?15

Worked example

5/6 of 42 = 35. Divide 42 by 6, then multiply 7 by 5.

Common mistake

Multiplying before dividing and creating unnecessary large numbers.

Helpful hint

Divide by the denominator first when it divides evenly.