Year 7 Square and Cube Numbers Worksheet — Level 2 — Practice Set 3 — Answers
Answer sheet with worked solutions for the Year 7 factors, multiples & primes worksheet.
Success TutoringWorksheetsAnswer sheetYear 7 · Mathematics · Factors, Multiples & PrimesYear 7 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.
1.52 = (answer space)
Answer: 25
- 5 × 5 = 25
2.√49 = (answer space)
Answer: 7
- 7 × 7 = 49
3.65 is a square number.
Answer: False
82 = 64 and 92 = 81, so 65 is not a square number.
4.13 = (answer space)
Answer: 1
- 1 × 1 × 1 = 1
5.The cube root of 125 is (answer space).
Answer: 5
- 5 × 5 × 5 = 125
6.15 is a cube number.
Answer: False
15 is not a whole number cubed.
7.102 = (answer space)
Answer: 100
- 10 × 10 = 100
8.√144 = (answer space)
Answer: 12
- 12 × 12 = 144
9.81 is a square number.
Answer: True
9 × 9 = 81
10.63 = (answer space)
Answer: 216
- 6 × 6 × 6 = 216
11.The cube root of 1 is (answer space).
Answer: 1
- 1 × 1 × 1 = 1
12.64 is a cube number.
Answer: True
4 × 4 × 4 = 64
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.