Year 6 Square and Cube Numbers Worksheet — Level 3 — Practice Set 4 — 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 — Practice Set 4 — 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.√4 = (answer space)
Answer: 2
- 2 × 2 = 4
3.98 is a square number.
Answer: False
92 = 81 and 102 = 100, so 98 is not a square number.
4.23 = (answer space)
Answer: 8
- 2 × 2 × 2 = 8
5.The cube root of 216 is (answer space).
Answer: 6
- 6 × 6 × 6 = 216
6.105 is a cube number.
Answer: False
105 is not a whole number cubed.
7.√385 lies between the whole numbers (answer space) and (answer space).
Answer: 19, 20
- 192 = 361 and 202 = 400
- 361 < 385 < 400
8.82 + 102 = (answer space)
Answer: 164
- 64 + 100 = 164
9.112 = (answer space)
Answer: 121
- 11 × 11 = 121
10.√100 = (answer space)
Answer: 10
- 10 × 10 = 100
11.16 is a square number.
Answer: True
4 × 4 = 16
12.63 = (answer space)
Answer: 216
- 6 × 6 × 6 = 216
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.