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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 117 · 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 8 and 11?
  2. 2.Which of these is a factor of 30? (a) 12 (b) 10 (c) 29
  3. 3.Is 3 a factor of 35? (a) No (b) Yes
  4. 4.Which of these is a prime number? (a) 10 (b) 29 (c) 35
  5. 5.What is the LCM of 2 and 13?
  6. 6.What is the HCF of 56 and 72?
  7. 7.Which of these is a factor of 12? (a) 8 (b) 11 (c) 4
  8. 8.What is the HCF of 3 and 6?
  9. 9.Which of these is a multiple of 6? (a) 38 (b) 23 (c) 42
  10. 10.Which of these is a prime number? (a) 18 (b) 25 (c) 47
  11. 11.How many factors does 32 have?
  12. 12.Which of these is a factor of 36? (a) 35 (b) 14 (c) 6
  13. 13.Which of these is a factor of 18? (a) 11 (b) 6 (c) 4
  14. 14.Which of these is a prime number? (a) 4 (b) 17 (c) 48
  15. 15.What is the HCF of 24 and 32?
  16. 16.Which of these is a factor of 48? (a) 42 (b) 10 (c) 12
  17. 17.Is 3 a factor of 16? (a) Yes (b) No
  18. 18.Which of these is a factor of 36? (a) 3 (b) 19 (c) 13
  19. 19.Which of these is a factor of 60? (a) 20 (b) 7 (c) 23
  20. 20.What is the LCM of 5 and 12?
  21. 21.Which of these is a factor of 36? (a) 2 (b) 30 (c) 15
  22. 22.Which of these is a multiple of 4? (a) 29 (b) 39 (c) 12
  23. 23.Which of these is a factor of 30? (a) 5 (b) 24 (c) 22
  24. 24.What is the LCM of 3 and 14?
  25. 25.Which of these is a multiple of 6? (a) 30 (b) 52 (c) 33
  26. 26.How many factors does 16 have?
  27. 27.Which of these is a factor of 12? (a) 7 (b) 10 (c) 6
  28. 28.Which of these is a multiple of 8? (a) 73 (b) 24 (c) 23
  29. 29.How many factors does 15 have?
  30. 30.Is 4 a factor of 36? (a) No (b) Yes
  31. 31.Which of these is a prime number? (a) 40 (b) 9 (c) 37
  32. 32.What is the LCM of 2 and 9?
  33. 33.Which of these is a factor of 24? (a) 18 (b) 13 (c) 8
  34. 34.Which of these is a prime number? (a) 35 (b) 6 (c) 19
  35. 35.How many factors does 42 have?
  36. 36.Which of these is a factor of 20? (a) 13 (b) 12 (c) 10
  37. 37.Which of these is a factor of 48? (a) 38 (b) 21 (c) 24
  38. 38.What is the HCF of 9 and 15?
  39. 39.What is the HCF of 5 and 20?
  40. 40.What is the LCM of 5 and 8?

Answer key

  1. 88
  2. 10
  3. No
  4. 29
  5. 26
  6. 8
  7. 4
  8. 3
  9. 42
  10. 47
  11. 6
  12. 6
  13. 6
  14. 17
  15. 8
  16. 12
  17. No
  18. 3
  19. 20
  20. 60
  21. 2
  22. 12
  23. 5
  24. 42
  25. 30
  26. 5
  27. 6
  28. 24
  29. 4
  30. Yes
  31. 37
  32. 18
  33. 8
  34. 19
  35. 8
  36. 10
  37. 24
  38. 3
  39. 5
  40. 40

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