Year 5 Simplifying Fractions Worksheet — Level 2 — Practice Set 3 — Answers
Answer sheet with worked solutions for the Year 5 fractions worksheet.
Year 5 Simplifying Fractions Worksheet — Level 2 — Practice Set 3 — Answers
Divide the numerator and denominator by their highest common factor.
1.Simplify
Answer:
- HCF of 20 and 45 is 5
- 20 ÷ 5 = 4 and 45 ÷ 5 = 9
2.Simplify
Answer:
- HCF of 18 and 21 is 3
- 18 ÷ 3 = 6 and 21 ÷ 3 = 7
3.Simplify
Answer:
- HCF of 6 and 18 is 6
- 6 ÷ 6 = 1 and 18 ÷ 6 = 3
4.Simplify
Answer:
- HCF of 12 and 21 is 3
- 12 ÷ 3 = 4 and 21 ÷ 3 = 7
5.Simplify
Answer:
- HCF of 15 and 21 is 3
- 15 ÷ 3 = 5 and 21 ÷ 3 = 7
6.Simplify
Answer:
- HCF of 5 and 25 is 5
- 5 ÷ 5 = 1 and 25 ÷ 5 = 5
7.Simplify
Answer:
- HCF of 15 and 35 is 5
- 15 ÷ 5 = 3 and 35 ÷ 5 = 7
8.Simplify
Answer:
- HCF of 3 and 21 is 3
- 3 ÷ 3 = 1 and 21 ÷ 3 = 7
9.Simplify
Answer:
- HCF of 4 and 12 is 4
- 4 ÷ 4 = 1 and 12 ÷ 4 = 3
10.Simplify
Answer:
- HCF of 25 and 45 is 5
- 25 ÷ 5 = 5 and 45 ÷ 5 = 9
11.Simplify
Answer:
- HCF of 5 and 20 is 5
- 5 ÷ 5 = 1 and 20 ÷ 5 = 4
12.Simplify
Answer:
- HCF of 6 and 12 is 6
- 6 ÷ 6 = 1 and 12 ÷ 6 = 2
13.Simplify
Answer:
- HCF of 4 and 8 is 4
- 4 ÷ 4 = 1 and 8 ÷ 4 = 2
14.Simplify
Answer:
- HCF of 42 and 54 is 6
- 42 ÷ 6 = 7 and 54 ÷ 6 = 9
15.Simplify
Answer:
- HCF of 12 and 32 is 4
- 12 ÷ 4 = 3 and 32 ÷ 4 = 8
16.Simplify
Answer:
- HCF of 10 and 15 is 5
- 10 ÷ 5 = 2 and 15 ÷ 5 = 3
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.