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Grade 5 Fractions of Whole Numbers

Grade 5 · On-level practice · 12 questions · Version PG-YD00EO-1PK9

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1.What is 1/8 of 112?
2.What is 2/3 of 6?
3.What is 3/5 of 80?
4.What is 1/2 of 20?
5.What is 1/3 of 81?
6.What is 7/8 of 48?
7.What is 2/8 of 72?
8.What is 2/3 of 24?
9.What is 2/4 of 8?
10.What is 9/10 of 80?
11.What is 3/5 of 110?
12.What is 3/4 of 44?

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 1/8 of 112?14
  2. What is 2/3 of 6?4
  3. What is 3/5 of 80?48
  4. What is 1/2 of 20?10
  5. What is 1/3 of 81?27
  6. What is 7/8 of 48?42
  7. What is 2/8 of 72?18
  8. What is 2/3 of 24?16
  9. What is 2/4 of 8?4
  10. What is 9/10 of 80?72
  11. What is 3/5 of 110?66
  12. What is 3/4 of 44?33

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.