4th Grade Simplifying Fractions Worksheet — Level 3 — Practice Set 3 — Answers
Answer sheet with worked solutions for the 4th Grade fractions worksheet.
4th Grade Simplifying Fractions Worksheet — Level 3 — Practice Set 3 — Answers
Divide the numerator and denominator by their highest common factor.
1.Simplify
Answer:
- HCF of 63 and 135 is 9
- 63 ÷ 9 = 7 and 135 ÷ 9 = 15
2.Simplify
Answer:
- HCF of 10 and 30 is 10
- 10 ÷ 10 = 1 and 30 ÷ 10 = 3
3.Simplify
Answer:
- HCF of 2 and 24 is 2
- 2 ÷ 2 = 1 and 24 ÷ 2 = 12
4.Simplify
Answer:
- HCF of 18 and 21 is 3
- 18 ÷ 3 = 6 and 21 ÷ 3 = 7
5.Simplify
Answer:
- HCF of 12 and 24 is 12
- 12 ÷ 12 = 1 and 24 ÷ 12 = 2
6.Simplify
Answer:
- HCF of 6 and 10 is 2
- 6 ÷ 2 = 3 and 10 ÷ 2 = 5
7.Simplify
Answer:
- HCF of 10 and 20 is 10
- 10 ÷ 10 = 1 and 20 ÷ 10 = 2
8.Simplify
Answer:
- HCF of 2 and 4 is 2
- 2 ÷ 2 = 1 and 4 ÷ 2 = 2
9.Simplify
Answer:
- HCF of 11 and 22 is 11
- 11 ÷ 11 = 1 and 22 ÷ 11 = 2
10.Simplify
Answer:
- HCF of 9 and 45 is 9
- 9 ÷ 9 = 1 and 45 ÷ 9 = 5
11.Simplify
Answer:
- HCF of 12 and 72 is 12
- 12 ÷ 12 = 1 and 72 ÷ 12 = 6
12.Simplify
Answer:
- HCF of 108 and 156 is 12
- 108 ÷ 12 = 9 and 156 ÷ 12 = 13
13.Simplify
Answer:
- HCF of 3 and 9 is 3
- 3 ÷ 3 = 1 and 9 ÷ 3 = 3
14.Simplify
Answer:
- HCF of 110 and 143 is 11
- 110 ÷ 11 = 10 and 143 ÷ 11 = 13
15.Simplify
Answer:
- HCF of 7 and 21 is 7
- 7 ÷ 7 = 1 and 21 ÷ 7 = 3
16.Simplify
Answer:
- HCF of 8 and 16 is 8
- 8 ÷ 8 = 1 and 16 ÷ 8 = 2
Marking tips
- Give credit for correct method even when the final answer slips — the working shows where the thinking went right.
- For open-ended tasks, use the success criteria as a checklist rather than looking for one "right" answer.
- Celebrate what went well first, then pick one thing to work on next.