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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 109 · 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 3 a factor of 12? (a) No (b) Yes
  2. 2.How many factors does 40 have?
  3. 3.Is 3 a factor of 32? (a) No (b) Yes
  4. 4.Which of these is a factor of 18? (a) 8 (b) 2 (c) 5
  5. 5.What is the LCM of 2 and 11?
  6. 6.Which of these is a factor of 48? (a) 43 (b) 38 (c) 24
  7. 7.Which of these is a multiple of 9? (a) 38 (b) 72 (c) 30
  8. 8.What is the LCM of 8 and 9?
  9. 9.Which of these is a multiple of 9? (a) 50 (b) 81 (c) 62
  10. 10.Which of these is a prime number? (a) 32 (b) 45 (c) 11
  11. 11.What is the LCM of 2 and 15?
  12. 12.Which of these is a prime number? (a) 31 (b) 25 (c) 14
  13. 13.What is the HCF of 6 and 10?
  14. 14.What is the HCF of 2 and 12?
  15. 15.Is 2 a factor of 25? (a) No (b) Yes
  16. 16.What is the HCF of 8 and 14?
  17. 17.What is the HCF of 48 and 54?
  18. 18.What is the HCF of 16 and 18?
  19. 19.Which of these is a prime number? (a) 42 (b) 25 (c) 41
  20. 20.Is 4 a factor of 13? (a) Yes (b) No
  21. 21.Which of these is a multiple of 9? (a) 49 (b) 45 (c) 55
  22. 22.Which of these is a multiple of 6? (a) 31 (b) 36 (c) 47
  23. 23.Which of these is a multiple of 11? (a) 71 (b) 75 (c) 88
  24. 24.Which of these is a multiple of 6? (a) 43 (b) 24 (c) 49
  25. 25.What is the HCF of 14 and 21?
  26. 26.What is the HCF of 12 and 27?
  27. 27.Is 7 a factor of 16? (a) No (b) Yes
  28. 28.Which of these is a prime number? (a) 23 (b) 4 (c) 26
  29. 29.Which of these is a prime number? (a) 28 (b) 35 (c) 29
  30. 30.Which of these is a factor of 20? (a) 6 (b) 17 (c) 2
  31. 31.Which of these is a multiple of 7? (a) 57 (b) 16 (c) 14
  32. 32.Is 7 a factor of 21? (a) No (b) Yes
  33. 33.Is 9 a factor of 45? (a) No (b) Yes
  34. 34.Which of these is a factor of 18? (a) 8 (b) 3 (c) 13
  35. 35.Which of these is a factor of 18? (a) 12 (b) 16 (c) 6
  36. 36.Which of these is a factor of 36? (a) 33 (b) 2 (c) 26
  37. 37.Which of these is a multiple of 3? (a) 16 (b) 20 (c) 18
  38. 38.Which of these is a prime number? (a) 49 (b) 46 (c) 7
  39. 39.Is 6 a factor of 25? (a) Yes (b) No
  40. 40.Is 4 a factor of 12? (a) No (b) Yes

Answer key

  1. Yes
  2. 8
  3. No
  4. 2
  5. 22
  6. 24
  7. 72
  8. 72
  9. 81
  10. 11
  11. 30
  12. 31
  13. 2
  14. 2
  15. No
  16. 2
  17. 6
  18. 2
  19. 41
  20. No
  21. 45
  22. 36
  23. 88
  24. 24
  25. 7
  26. 3
  27. No
  28. 23
  29. 29
  30. 2
  31. 14
  32. Yes
  33. Yes
  34. 3
  35. 6
  36. 2
  37. 18
  38. 7
  39. No
  40. Yes

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