Year 7 Square and Cube Numbers Worksheet — Level 2 — Practice Set 4 — 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 4 — Answers
A square number is a number times itself; a cube number is a number times itself three times.
1.22 = (answer space)
Answer: 4
- 2 × 2 = 4
2.√121 = (answer space)
Answer: 11
- 11 × 11 = 121
3.72 is a square number.
Answer: False
82 = 64 and 92 = 81, so 72 is not a square number.
4.63 = (answer space)
Answer: 216
- 6 × 6 × 6 = 216
5.The cube root of 8 is (answer space).
Answer: 2
- 2 × 2 × 2 = 8
6.64 is a cube number.
Answer: True
4 × 4 × 4 = 64
7.32 = (answer space)
Answer: 9
- 3 × 3 = 9
8.√49 = (answer space)
Answer: 7
- 7 × 7 = 49
9.23 is a square number.
Answer: False
42 = 16 and 52 = 25, so 23 is not a square number.
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
12.3 is a cube number.
Answer: False
3 is not a whole number cubed.
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.