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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 46 · 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.How many factors does 8 have?
  2. 2.What is the LCM of 7 and 8?
  3. 3.Which of these is a prime number? (a) 39 (b) 23 (c) 21
  4. 4.What is the HCF of 8 and 72?
  5. 5.What is the LCM of 5 and 7?
  6. 6.How many factors does 36 have?
  7. 7.Which of these is a factor of 20? (a) 8 (b) 5 (c) 12
  8. 8.What is the LCM of 2 and 9?
  9. 9.Is 8 a factor of 16? (a) Yes (b) No
  10. 10.Which of these is a multiple of 12? (a) 82 (b) 67 (c) 96
  11. 11.How many factors does 24 have?
  12. 12.Which of these is a prime number? (a) 41 (b) 50 (c) 39
  13. 13.Which of these is a prime number? (a) 32 (b) 11 (c) 21
  14. 14.What is the LCM of 10 and 12?
  15. 15.Is 6 a factor of 44? (a) No (b) Yes
  16. 16.Is 6 a factor of 24? (a) No (b) Yes
  17. 17.What is the HCF of 20 and 45?
  18. 18.How many factors does 28 have?
  19. 19.Is 4 a factor of 48? (a) No (b) Yes
  20. 20.Which of these is a factor of 60? (a) 18 (b) 10 (c) 51
  21. 21.Which of these is a prime number? (a) 47 (b) 10 (c) 8
  22. 22.Is 8 a factor of 24? (a) No (b) Yes
  23. 23.Is 2 a factor of 10? (a) No (b) Yes
  24. 24.Which of these is a multiple of 3? (a) 29 (b) 14 (c) 6
  25. 25.Which of these is a multiple of 5? (a) 43 (b) 10 (c) 28
  26. 26.Which of these is a multiple of 6? (a) 48 (b) 32 (c) 25
  27. 27.Which of these is a multiple of 3? (a) 27 (b) 16 (c) 8
  28. 28.What is the LCM of 3 and 10?
  29. 29.How many factors does 10 have?
  30. 30.Which of these is a multiple of 12? (a) 65 (b) 60 (c) 95
  31. 31.Which of these is a multiple of 7? (a) 34 (b) 29 (c) 35
  32. 32.Which of these is a factor of 30? (a) 6 (b) 19 (c) 14
  33. 33.How many factors does 16 have?
  34. 34.What is the LCM of 4 and 9?
  35. 35.Is 3 a factor of 16? (a) Yes (b) No
  36. 36.Which of these is a factor of 42? (a) 21 (b) 18 (c) 5
  37. 37.Is 8 a factor of 38? (a) No (b) Yes
  38. 38.What is the HCF of 14 and 16?
  39. 39.Which of these is a factor of 12? (a) 9 (b) 5 (c) 3
  40. 40.How many factors does 12 have?

Answer key

  1. 4
  2. 56
  3. 23
  4. 8
  5. 35
  6. 9
  7. 5
  8. 18
  9. Yes
  10. 96
  11. 8
  12. 41
  13. 11
  14. 60
  15. No
  16. Yes
  17. 5
  18. 6
  19. Yes
  20. 10
  21. 47
  22. Yes
  23. Yes
  24. 6
  25. 10
  26. 48
  27. 27
  28. 30
  29. 4
  30. 60
  31. 35
  32. 6
  33. 5
  34. 36
  35. No
  36. 21
  37. No
  38. 2
  39. 3
  40. 6

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