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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 89 · 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.What is the HCF of 24 and 32?
  2. 2.Which of these is a multiple of 3? (a) 19 (b) 12 (c) 7
  3. 3.Which of these is a factor of 24? (a) 17 (b) 3 (c) 22
  4. 4.Which of these is a factor of 12? (a) 9 (b) 2 (c) 8
  5. 5.Which of these is a factor of 30? (a) 29 (b) 17 (c) 5
  6. 6.Which of these is a multiple of 10? (a) 96 (b) 60
  7. 7.Which of these is a multiple of 12? (a) 80 (b) 72 (c) 39
  8. 8.Which of these is a factor of 60? (a) 49 (b) 40 (c) 12
  9. 9.Which of these is a prime number? (a) 43 (b) 10 (c) 35
  10. 10.Which of these is a multiple of 5? (a) 34 (b) 40 (c) 37
  11. 11.Which of these is a prime number? (a) 25 (b) 22 (c) 13
  12. 12.Which of these is a factor of 48? (a) 24 (b) 20 (c) 9
  13. 13.How many factors does 36 have?
  14. 14.How many factors does 32 have?
  15. 15.Which of these is a factor of 40? (a) 14 (b) 37 (c) 4
  16. 16.What is the LCM of 8 and 11?
  17. 17.What is the HCF of 18 and 21?
  18. 18.Which of these is a prime number? (a) 36 (b) 33 (c) 5
  19. 19.Which of these is a prime number? (a) 11 (b) 6 (c) 28
  20. 20.Which of these is a factor of 12? (a) 10 (b) 4 (c) 11
  21. 21.What is the LCM of 6 and 14?
  22. 22.Which of these is a prime number? (a) 7 (b) 39 (c) 8
  23. 23.Which of these is a factor of 60? (a) 50 (b) 35 (c) 5
  24. 24.How many factors does 14 have?
  25. 25.Which of these is a multiple of 9? (a) 65 (b) 30 (c) 18
  26. 26.Which of these is a multiple of 12? (a) 98 (b) 105 (c) 84
  27. 27.How many factors does 40 have?
  28. 28.Which of these is a multiple of 11? (a) 37 (b) 22 (c) 29
  29. 29.Is 2 a factor of 21? (a) No (b) Yes
  30. 30.Which of these is a prime number? (a) 33 (b) 4 (c) 2
  31. 31.How many factors does 21 have?
  32. 32.What is the HCF of 30 and 54?
  33. 33.Which of these is a prime number? (a) 10 (b) 46 (c) 17
  34. 34.What is the HCF of 15 and 21?
  35. 35.How many factors does 8 have?
  36. 36.What is the LCM of 3 and 5?
  37. 37.Which of these is a factor of 40? (a) 36 (b) 6 (c) 10
  38. 38.Which of these is a factor of 36? (a) 6 (b) 19 (c) 25
  39. 39.Which of these is a multiple of 10? (a) 20 (b) 47 (c) 22
  40. 40.Is 8 a factor of 32? (a) No (b) Yes

Answer key

  1. 8
  2. 12
  3. 3
  4. 2
  5. 5
  6. 60
  7. 72
  8. 12
  9. 43
  10. 40
  11. 13
  12. 24
  13. 9
  14. 6
  15. 4
  16. 88
  17. 3
  18. 5
  19. 11
  20. 4
  21. 42
  22. 7
  23. 5
  24. 4
  25. 18
  26. 84
  27. 8
  28. 22
  29. No
  30. 2
  31. 4
  32. 6
  33. 17
  34. 3
  35. 4
  36. 15
  37. 10
  38. 6
  39. 20
  40. Yes

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