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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 313 · 40 sums
TalentJR

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 12 and 15?
  2. 2.How many factors does 32 have?
  3. 3.Which of these is a factor of 12? (a) 6 (b) 8 (c) 11
  4. 4.Which of these is a multiple of 5? (a) 30 (b) 18 (c) 36
  5. 5.Is 5 a factor of 30? (a) No (b) Yes
  6. 6.Is 2 a factor of 8? (a) No (b) Yes
  7. 7.Which of these is a multiple of 6? (a) 58 (b) 42 (c) 38
  8. 8.How many factors does 18 have?
  9. 9.How many factors does 12 have?
  10. 10.Which of these is a factor of 42? (a) 41 (b) 6 (c) 22
  11. 11.What is the LCM of 3 and 4?
  12. 12.Is 3 a factor of 35? (a) No (b) Yes
  13. 13.What is the HCF of 5 and 30?
  14. 14.Is 6 a factor of 52? (a) No (b) Yes
  15. 15.Which of these is a multiple of 5? (a) 36 (b) 29 (c) 40
  16. 16.Is 4 a factor of 10? (a) Yes (b) No
  17. 17.Which of these is a prime number? (a) 15 (b) 17 (c) 27
  18. 18.Which of these is a factor of 18? (a) 8 (b) 2 (c) 5
  19. 19.What is the HCF of 6 and 24?
  20. 20.What is the HCF of 24 and 28?
  21. 21.Which of these is a factor of 60? (a) 36 (b) 39 (c) 15
  22. 22.Which of these is a factor of 36? (a) 19 (b) 29 (c) 2
  23. 23.Which of these is a factor of 20? (a) 10 (b) 7 (c) 12
  24. 24.Is 6 a factor of 62? (a) No (b) Yes
  25. 25.What is the HCF of 45 and 54?
  26. 26.Is 6 a factor of 12? (a) Yes (b) No
  27. 27.How many factors does 42 have?
  28. 28.What is the HCF of 16 and 24?
  29. 29.What is the LCM of 4 and 14?
  30. 30.Is 2 a factor of 18? (a) No (b) Yes
  31. 31.Is 5 a factor of 13? (a) No (b) Yes
  32. 32.What is the HCF of 30 and 36?
  33. 33.Which of these is a factor of 40? (a) 32 (b) 2 (c) 18
  34. 34.What is the LCM of 2 and 7?
  35. 35.Is 5 a factor of 41? (a) Yes (b) No
  36. 36.How many factors does 40 have?
  37. 37.Is 7 a factor of 43? (a) No (b) Yes
  38. 38.Is 9 a factor of 81? (a) Yes (b) No
  39. 39.Which of these is a factor of 36? (a) 10 (b) 19 (c) 3
  40. 40.What is the HCF of 2 and 12?

Answer key

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

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