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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 13 · 40 sums
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The method (List and match): Factor: divides with no remainder. Multiple: appears in the table. HCF: list the factors of both numbers; take the biggest one they share. LCM: list the multiples of the bigger number; take the first one the smaller number also divides. Prime: exactly 2 factors (2, 3, 5, 7, 11 …). 1 is not prime.

NameDateTime takenScore ___ / 40
  1. 1.Is 2 a factor of 8? (a) No (b) Yes
  2. 2.Which of these is a multiple of 3? (a) 21 (b) 10 (c) 23
  3. 3.What is the HCF of 3 and 27?
  4. 4.Which of these is a multiple of 9? (a) 36 (b) 35 (c) 60
  5. 5.What is the LCM of 8 and 11?
  6. 6.Which of these is a multiple of 4? (a) 38 (b) 20 (c) 21
  7. 7.Which of these is a factor of 18? (a) 5 (b) 6 (c) 13
  8. 8.Which of these is a prime number? (a) 49 (b) 9 (c) 41
  9. 9.What is the LCM of 3 and 7?
  10. 10.Which of these is a factor of 18? (a) 16 (b) 9 (c) 13
  11. 11.Which of these is a multiple of 3? (a) 20 (b) 28 (c) 12
  12. 12.Is 2 a factor of 11? (a) Yes (b) No
  13. 13.Which of these is a multiple of 7? (a) 35 (b) 43 (c) 38
  14. 14.Which of these is a factor of 12? (a) 3 (b) 10 (c) 8
  15. 15.How many factors does 32 have?
  16. 16.Which of these is a factor of 12? (a) 4 (b) 5 (c) 8
  17. 17.Which of these is a multiple of 12? (a) 73 (b) 36 (c) 64
  18. 18.Is 4 a factor of 39? (a) No (b) Yes
  19. 19.How many factors does 21 have?
  20. 20.Which of these is a multiple of 11? (a) 60 (b) 66 (c) 25
  21. 21.What is the LCM of 7 and 8?
  22. 22.Which of these is a prime number? (a) 18 (b) 10 (c) 47
  23. 23.How many factors does 10 have?
  24. 24.Which of these is a prime number? (a) 36 (b) 35 (c) 37
  25. 25.How many factors does 14 have?
  26. 26.How many factors does 12 have?
  27. 27.Is 3 a factor of 38? (a) Yes (b) No
  28. 28.Which of these is a factor of 36? (a) 21 (b) 9 (c) 15
  29. 29.Is 4 a factor of 32? (a) No (b) Yes
  30. 30.Which of these is a prime number? (a) 9 (b) 49 (c) 3
  31. 31.Which of these is a multiple of 3? (a) 9 (b) 20 (c) 7
  32. 32.Which of these is a factor of 20? (a) 7 (b) 5 (c) 6
  33. 33.Which of these is a multiple of 3? (a) 10 (b) 17 (c) 18
  34. 34.Which of these is a factor of 12? (a) 5 (b) 9 (c) 2
  35. 35.Which of these is a multiple of 10? (a) 97 (b) 48 (c) 20
  36. 36.What is the HCF of 2 and 10?
  37. 37.What is the HCF of 18 and 63?
  38. 38.Which of these is a multiple of 7? (a) 42 (b) 24 (c) 29
  39. 39.Is 7 a factor of 64? (a) Yes (b) No
  40. 40.What is the LCM of 9 and 10?

Answer key

  1. Yes
  2. 21
  3. 3
  4. 36
  5. 88
  6. 20
  7. 6
  8. 41
  9. 21
  10. 9
  11. 12
  12. No
  13. 35
  14. 3
  15. 6
  16. 4
  17. 36
  18. No
  19. 4
  20. 66
  21. 56
  22. 47
  23. 4
  24. 37
  25. 4
  26. 6
  27. No
  28. 9
  29. Yes
  30. 3
  31. 9
  32. 5
  33. 18
  34. 2
  35. 20
  36. 2
  37. 9
  38. 42
  39. No
  40. 90

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