Year 6 Factors, Multiples and Primes Worksheet — Level 2 — 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 Factors, Multiples and Primes Worksheet — Level 2 — Practice Set 4 — Answers
Part A: Factors
1.List all the factors of 88.
Answer: 1, 2, 4, 8, 11, 22, 44, 88
2.List all the factors of 57.
Answer: 1, 3, 19, 57
3.List all the factors of 21.
Answer: 1, 3, 7, 21
4.List all the factors of 34.
Answer: 1, 2, 17, 34
Part B: Multiples
5.Write the first five multiples of 6.
Answer: 6, 12, 18, 24, 30
6.Write the first five multiples of 8.
Answer: 8, 16, 24, 32, 40
7.Write the first five multiples of 3.
Answer: 3, 6, 9, 12, 15
8.Write the first five multiples of 9.
Answer: 9, 18, 27, 36, 45
Part C: HCF and LCM
9.Find the lowest common multiple (LCM) of 14 and 30.
Answer: 210
- Multiples of 14: 14, 28, 42, 56…
- Multiples of 30: 30, 60, 90, 120…
- Lowest common multiple = 210
10.Find the highest common factor (HCF) of 39 and 33.
Answer: 3
- Factors of 39: 1, 3, 13, 39
- Factors of 33: 1, 3, 11, 33
- Highest common factor = 3
11.Find the highest common factor (HCF) of 24 and 38.
Answer: 2
- Factors of 24: 1, 2, 3, 4, 6, 8, 12, 24
- Factors of 38: 1, 2, 19, 38
- Highest common factor = 2
12.Find the lowest common multiple (LCM) of 22 and 28.
Answer: 308
- Multiples of 22: 22, 44, 66, 88…
- Multiples of 28: 28, 56, 84, 112…
- Lowest common multiple = 308
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