Year 6 Square and Cube Numbers Worksheet — Level 2 — Practice Set 3 — Answers
Answer sheet with worked solutions for the Year 6 factors, multiples & primes worksheet.
Year 6 Square and Cube Numbers Worksheet — Level 2 — Practice Set 3 — Answers
A square number is a number times itself; a cube number is a number times itself three times.
1.142 = (answer space)
Answer: 196
- 14 × 14 = 196
2.√16 = (answer space)
Answer: 4
- 4 × 4 = 16
3.45 is a square number.
Answer: False
62 = 36 and 72 = 49, so 45 is not a square number.
4.43 = (answer space)
Answer: 64
- 4 × 4 × 4 = 64
5.The cube root of 216 is (answer space).
Answer: 6
- 6 × 6 × 6 = 216
6.8 is a cube number.
Answer: True
2 × 2 × 2 = 8
7.52 = (answer space)
Answer: 25
- 5 × 5 = 25
8.√169 = (answer space)
Answer: 13
- 13 × 13 = 169
9.81 is a square number.
Answer: True
9 × 9 = 81
10.13 = (answer space)
Answer: 1
- 1 × 1 × 1 = 1
11.The cube root of 125 is (answer space).
Answer: 5
- 5 × 5 × 5 = 125
12.125 is a cube number.
Answer: True
5 × 5 × 5 = 125
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.