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Grade 5 Fractions of Whole Numbers

Grade 5 · Stretch challenge · 12 questions · Version PG-GCL24G-1865

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1.What is 2/5 of 110?
2.What is 3/4 of 96?
3.What is 4/5 of 25?
4.What is 6/10 of 50?
5.What is 2/10 of 30?
6.What is 3/5 of 35?
7.What is 1/2 of 20?
8.What is 3/4 of 32?
9.What is 2/3 of 54?
10.What is 3/8 of 32?
11.What is 2/6 of 120?
12.What is 1/2 of 8?

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 19
  1. What is 2/5 of 110?44
  2. What is 3/4 of 96?72
  3. What is 4/5 of 25?20
  4. What is 6/10 of 50?30
  5. What is 2/10 of 30?6
  6. What is 3/5 of 35?21
  7. What is 1/2 of 20?10
  8. What is 3/4 of 32?24
  9. What is 2/3 of 54?36
  10. What is 3/8 of 32?12
  11. What is 2/6 of 120?40
  12. What is 1/2 of 8?4

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.