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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 184 · 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.Which of these is a factor of 20? (a) 4 (b) 13 (c) 7
  2. 2.Is 2 a factor of 4? (a) Yes (b) No
  3. 3.Which of these is a multiple of 7? (a) 18 (b) 28 (c) 17
  4. 4.Which of these is a factor of 30? (a) 17 (b) 10 (c) 13
  5. 5.Which of these is a prime number? (a) 44 (b) 26 (c) 2
  6. 6.What is the LCM of 7 and 9?
  7. 7.Which of these is a factor of 36? (a) 18 (b) 33 (c) 27
  8. 8.Which of these is a prime number? (a) 42 (b) 17 (c) 8
  9. 9.What is the LCM of 6 and 9?
  10. 10.What is the HCF of 9 and 63?
  11. 11.Is 6 a factor of 73? (a) No (b) Yes
  12. 12.Which of these is a multiple of 3? (a) 28 (b) 17 (c) 9
  13. 13.What is the HCF of 2 and 4?
  14. 14.Is 2 a factor of 15? (a) Yes (b) No
  15. 15.How many factors does 18 have?
  16. 16.Which of these is a prime number? (a) 22 (b) 47 (c) 16
  17. 17.What is the HCF of 8 and 48?
  18. 18.Which of these is a prime number? (a) 39 (b) 49 (c) 19
  19. 19.Which of these is a multiple of 3? (a) 8 (b) 27 (c) 14
  20. 20.Which of these is a prime number? (a) 8 (b) 9 (c) 11
  21. 21.Which of these is a factor of 12? (a) 9 (b) 5 (c) 4
  22. 22.Which of these is a factor of 40? (a) 10 (b) 39 (c) 13
  23. 23.Which of these is a multiple of 4? (a) 11 (b) 34 (c) 32
  24. 24.What is the LCM of 8 and 14?
  25. 25.What is the LCM of 3 and 8?
  26. 26.How many factors does 42 have?
  27. 27.Which of these is a prime number? (a) 50 (b) 45 (c) 31
  28. 28.Which of these is a multiple of 8? (a) 56 (b) 73 (c) 62
  29. 29.Is 7 a factor of 49? (a) Yes (b) No
  30. 30.Which of these is a factor of 30? (a) 28 (b) 17 (c) 6
  31. 31.Is 4 a factor of 29? (a) Yes (b) No
  32. 32.What is the LCM of 5 and 7?
  33. 33.How many factors does 15 have?
  34. 34.Which of these is a multiple of 10? (a) 20 (b) 89 (c) 68
  35. 35.Which of these is a prime number? (a) 22 (b) 9 (c) 43
  36. 36.Is 4 a factor of 39? (a) Yes (b) No
  37. 37.Which of these is a factor of 24? (a) 5 (b) 4 (c) 23
  38. 38.Is 3 a factor of 35? (a) No (b) Yes
  39. 39.What is the LCM of 5 and 11?
  40. 40.What is the HCF of 8 and 32?

Answer key

  1. 4
  2. Yes
  3. 28
  4. 10
  5. 2
  6. 63
  7. 18
  8. 17
  9. 18
  10. 9
  11. No
  12. 9
  13. 2
  14. No
  15. 6
  16. 47
  17. 8
  18. 19
  19. 27
  20. 11
  21. 4
  22. 10
  23. 32
  24. 56
  25. 24
  26. 8
  27. 31
  28. 56
  29. Yes
  30. 6
  31. No
  32. 35
  33. 4
  34. 20
  35. 43
  36. No
  37. 4
  38. No
  39. 55
  40. 8

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