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Grade 5 Fractions of Whole Numbers

Grade 5 · Stretch challenge · 12 questions · Version PG-J4H326-1865

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1.What is 6/8 of 48?
2.What is 1/2 of 88?
3.What is 1/2 of 98?
4.What is 2/3 of 111?
5.What is 1/2 of 64?
6.What is 3/5 of 20?
7.What is 4/6 of 36?
8.What is 3/4 of 68?
9.What is 3/4 of 12?
10.What is 3/5 of 110?
11.What is 1/3 of 81?
12.What is 2/4 of 56?

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 13
  1. What is 6/8 of 48?36
  2. What is 1/2 of 88?44
  3. What is 1/2 of 98?49
  4. What is 2/3 of 111?74
  5. What is 1/2 of 64?32
  6. What is 3/5 of 20?12
  7. What is 4/6 of 36?24
  8. What is 3/4 of 68?51
  9. What is 3/4 of 12?9
  10. What is 3/5 of 110?66
  11. What is 1/3 of 81?27
  12. What is 2/4 of 56?28

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.