Year 5 Square and Cube Numbers Worksheet — Level 1 — Answers
Answer sheet with worked solutions for the Year 5 factors, multiples & primes worksheet.
Success TutoringWorksheetsAnswer sheetYear 5 · Mathematics · Factors, Multiples & PrimesYear 5 Square and Cube Numbers Worksheet — Level 1 — Answers
A square number is a number times itself; a cube number is a number times itself three times.
1.82 = (answer space)
Answer: 64
- 8 × 8 = 64
2.√100 = (answer space)
Answer: 10
- 10 × 10 = 100
3.46 is a square number.
Answer: False
62 = 36 and 72 = 49, so 46 is not a square number.
4.52 = (answer space)
Answer: 25
- 5 × 5 = 25
5.√81 = (answer space)
Answer: 9
- 9 × 9 = 81
6.64 is a square number.
Answer: True
8 × 8 = 64
7.92 = (answer space)
Answer: 81
- 9 × 9 = 81
8.√16 = (answer space)
Answer: 4
- 4 × 4 = 16
9.63 is a square number.
Answer: False
72 = 49 and 82 = 64, so 63 is not a square number.
10.22 = (answer space)
Answer: 4
- 2 × 2 = 4
11.√49 = (answer space)
Answer: 7
- 7 × 7 = 49
12.66 is a square number.
Answer: False
82 = 64 and 92 = 81, so 66 is not a square number.
Marking tips
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- For open-ended tasks, use the success criteria as a checklist rather than looking for one "right" answer.
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