Year 7 Square and Cube Numbers Worksheet — Level 2 — Practice Set 2 — 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 2 — Answers
A square number is a number times itself; a cube number is a number times itself three times.
1.92 = (answer space)
Answer: 81
- 9 × 9 = 81
2.√144 = (answer space)
Answer: 12
- 12 × 12 = 144
3.131 is a square number.
Answer: False
112 = 121 and 122 = 144, so 131 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
6.117 is a cube number.
Answer: False
117 is not a whole number cubed.
7.42 = (answer space)
Answer: 16
- 4 × 4 = 16
8.√16 = (answer space)
Answer: 4
- 4 × 4 = 16
9.71 is a square number.
Answer: False
82 = 64 and 92 = 81, so 71 is not a square number.
10.63 = (answer space)
Answer: 216
- 6 × 6 × 6 = 216
11.The cube root of 8 is (answer space).
Answer: 2
- 2 × 2 × 2 = 8
12.27 is a cube number.
Answer: True
3 × 3 × 3 = 27
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.