Grade 3 · Math · Challenge
Free Fractions of a Set worksheet - version 16
Find simple fractions of groups with whole-number answers. This printable version includes 12 grade-appropriate questions and a separate answer sheet.
Fractions of a Set
Grade 3 · Stretch challenge · 12 questions · Version PG-1W6R4YH-QNEL
1.What is 1/3 of 15?
2.What is 1/6 of 18?
3.What is 2/5 of 20?
4.What is 4/5 of 15?
5.What is 9/10 of 20?
6.What is 5/6 of 24?
7.What is 1/2 of 20?
8.What is 1/5 of 10?
9.What is 1/3 of 9?
10.What is 3/4 of 20?
11.What is 2/3 of 15?
12.What is 4/5 of 20?
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 16
- What is 1/3 of 15?5
- What is 1/6 of 18?3
- What is 2/5 of 20?8
- What is 4/5 of 15?12
- What is 9/10 of 20?18
- What is 5/6 of 24?20
- What is 1/2 of 20?10
- What is 1/5 of 10?2
- What is 1/3 of 9?3
- What is 3/4 of 20?15
- What is 2/3 of 15?10
- What is 4/5 of 20?16
Worked example
1/3 of 12 is 4 because 12 divided into 3 equal groups gives 4 in each.
Common mistake
Multiplying by the denominator instead of dividing into equal groups.
Helpful hint
Divide by the denominator, then multiply by the numerator.