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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 147 · 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 LCM of 6 and 9?
  2. 2.Which of these is a factor of 40? (a) 33 (b) 8 (c) 11
  3. 3.Which of these is a multiple of 7? (a) 17 (b) 68 (c) 42
  4. 4.How many factors does 28 have?
  5. 5.What is the HCF of 6 and 21?
  6. 6.Which of these is a prime number? (a) 6 (b) 27 (c) 7
  7. 7.Is 9 a factor of 77? (a) Yes (b) No
  8. 8.What is the HCF of 8 and 10?
  9. 9.Which of these is a multiple of 5? (a) 13 (b) 30 (c) 17
  10. 10.How many factors does 32 have?
  11. 11.Which of these is a prime number? (a) 27 (b) 5 (c) 42
  12. 12.What is the LCM of 3 and 5?
  13. 13.Which of these is a factor of 12? (a) 3 (b) 10 (c) 11
  14. 14.How many factors does 14 have?
  15. 15.What is the HCF of 3 and 15?
  16. 16.Is 4 a factor of 32? (a) No (b) Yes
  17. 17.How many factors does 8 have?
  18. 18.How many factors does 18 have?
  19. 19.Which of these is a multiple of 8? (a) 58 (b) 27 (c) 32
  20. 20.Which of these is a multiple of 10? (a) 65 (b) 50 (c) 41
  21. 21.Which of these is a multiple of 9? (a) 24 (b) 69 (c) 18
  22. 22.How many factors does 21 have?
  23. 23.How many factors does 48 have?
  24. 24.What is the HCF of 6 and 48?
  25. 25.Which of these is a prime number? (a) 46 (b) 45 (c) 47
  26. 26.Which of these is a factor of 18? (a) 13 (b) 9 (c) 7
  27. 27.What is the LCM of 5 and 8?
  28. 28.Which of these is a multiple of 9? (a) 87 (b) 36 (c) 33
  29. 29.Which of these is a factor of 40? (a) 28 (b) 4 (c) 25
  30. 30.Which of these is a multiple of 5? (a) 24 (b) 25 (c) 34
  31. 31.What is the LCM of 10 and 14?
  32. 32.Which of these is a factor of 42? (a) 3 (b) 24 (c) 31
  33. 33.How many factors does 45 have?
  34. 34.Which of these is a multiple of 11? (a) 40 (b) 105 (c) 77
  35. 35.How many factors does 6 have?
  36. 36.Which of these is a multiple of 11? (a) 53 (b) 66 (c) 70
  37. 37.Is 4 a factor of 42? (a) No (b) Yes
  38. 38.Which of these is a multiple of 5? (a) 13 (b) 27 (c) 10
  39. 39.Which of these is a factor of 60? (a) 39 (b) 20 (c) 11
  40. 40.Is 4 a factor of 30? (a) No (b) Yes

Answer key

  1. 18
  2. 8
  3. 42
  4. 6
  5. 3
  6. 7
  7. No
  8. 2
  9. 30
  10. 6
  11. 5
  12. 15
  13. 3
  14. 4
  15. 3
  16. Yes
  17. 4
  18. 6
  19. 32
  20. 50
  21. 18
  22. 4
  23. 10
  24. 6
  25. 47
  26. 9
  27. 40
  28. 36
  29. 4
  30. 25
  31. 70
  32. 3
  33. 6
  34. 77
  35. 4
  36. 66
  37. No
  38. 10
  39. 20
  40. No

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