Year 7 Square and Cube Numbers Worksheet — Level 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 3 — 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.√169 = (answer space)
Answer: 13
- 13 × 13 = 169
3.125 is a square number.
Answer: False
112 = 121 and 122 = 144, so 125 is not a square number.
4.63 = (answer space)
Answer: 216
- 6 × 6 × 6 = 216
5.The cube root of 216 is (answer space).
Answer: 6
- 6 × 6 × 6 = 216
6.13 is a cube number.
Answer: False
13 is not a whole number cubed.
7.√188 lies between the whole numbers (answer space) and (answer space).
Answer: 13, 14
- 132 = 169 and 142 = 196
- 169 < 188 < 196
8.122 + 112 = (answer space)
Answer: 265
- 144 + 121 = 265
9.32 = (answer space)
Answer: 9
- 3 × 3 = 9
10.√9 = (answer space)
Answer: 3
- 3 × 3 = 9
11.46 is a square number.
Answer: False
62 = 36 and 72 = 49, so 46 is not a square number.
12.33 = (answer space)
Answer: 27
- 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.
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