Year 6 Square and Cube Numbers Worksheet — Level 3 — Answers
Answer sheet with worked solutions for the Year 6 factors, multiples & primes worksheet.
Success TutoringWorksheetsAnswer sheetYear 6 · Mathematics · Factors, Multiples & PrimesYear 6 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.
1.82 = (answer space)
Answer: 64
- 8 × 8 = 64
2.√36 = (answer space)
Answer: 6
- 6 × 6 = 36
3.81 is a square number.
Answer: True
9 × 9 = 81
4.73 = (answer space)
Answer: 343
- 7 × 7 × 7 = 343
5.The cube root of 8 is (answer space).
Answer: 2
- 2 × 2 × 2 = 8
6.216 is a cube number.
Answer: True
6 × 6 × 6 = 216
7.√166 lies between the whole numbers (answer space) and (answer space).
Answer: 12, 13
- 122 = 144 and 132 = 169
- 144 < 166 < 169
8.52 + 72 = (answer space)
Answer: 74
- 25 + 49 = 74
9.152 = (answer space)
Answer: 225
- 15 × 15 = 225
10.√81 = (answer space)
Answer: 9
- 9 × 9 = 81
11.49 is a square number.
Answer: True
7 × 7 = 49
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.
- Celebrate what went well first, then pick one thing to work on next.