Year 5 Square and Cube Numbers Worksheet — Level 1 — Practice Set 4 — 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 — Practice Set 4 — Answers
A square number is a number times itself; a cube number is a number times itself three times.
1.122 = (answer space)
Answer: 144
- 12 × 12 = 144
2.√4 = (answer space)
Answer: 2
- 2 × 2 = 4
3.142 is a square number.
Answer: False
112 = 121 and 122 = 144, so 142 is not a square number.
4.62 = (answer space)
Answer: 36
- 6 × 6 = 36
5.√64 = (answer space)
Answer: 8
- 8 × 8 = 64
6.81 is a square number.
Answer: True
9 × 9 = 81
7.22 = (answer space)
Answer: 4
- 2 × 2 = 4
8.√144 = (answer space)
Answer: 12
- 12 × 12 = 144
9.9 is a square number.
Answer: True
3 × 3 = 9
10.92 = (answer space)
Answer: 81
- 9 × 9 = 81
11.√1 = (answer space)
Answer: 1
- 1 × 1 = 1
12.16 is a square number.
Answer: True
4 × 4 = 16
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.