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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 81 · 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 36 have?
  2. 2.How many factors does 30 have?
  3. 3.How many factors does 32 have?
  4. 4.Which of these is a factor of 30? (a) 3 (b) 11 (c) 21
  5. 5.Which of these is a factor of 18? (a) 3 (b) 8 (c) 16
  6. 6.How many factors does 45 have?
  7. 7.Is 8 a factor of 22? (a) Yes (b) No
  8. 8.What is the LCM of 4 and 11?
  9. 9.Which of these is a prime number? (a) 48 (b) 28 (c) 5
  10. 10.How many factors does 16 have?
  11. 11.Which of these is a multiple of 3? (a) 13 (b) 21 (c) 29
  12. 12.Which of these is a multiple of 10? (a) 25 (b) 70 (c) 78
  13. 13.Is 5 a factor of 57? (a) Yes (b) No
  14. 14.Which of these is a multiple of 4? (a) 39 (b) 32 (c) 33
  15. 15.Which of these is a factor of 40? (a) 25 (b) 4 (c) 26
  16. 16.Is 4 a factor of 40? (a) Yes (b) No
  17. 17.Is 6 a factor of 14? (a) Yes (b) No
  18. 18.Which of these is a prime number? (a) 12 (b) 6 (c) 3
  19. 19.What is the HCF of 42 and 49?
  20. 20.Which of these is a multiple of 7? (a) 29 (b) 63 (c) 30
  21. 21.Which of these is a factor of 60? (a) 36 (b) 8 (c) 2
  22. 22.Which of these is a factor of 30? (a) 24 (b) 15 (c) 21
  23. 23.What is the HCF of 6 and 48?
  24. 24.How many factors does 8 have?
  25. 25.Which of these is a factor of 42? (a) 24 (b) 21 (c) 20
  26. 26.Is 2 a factor of 23? (a) No (b) Yes
  27. 27.Which of these is a prime number? (a) 17 (b) 30 (c) 40
  28. 28.How many factors does 42 have?
  29. 29.Which of these is a multiple of 6? (a) 51 (b) 36 (c) 16
  30. 30.Is 2 a factor of 17? (a) No (b) Yes
  31. 31.Is 4 a factor of 13? (a) Yes (b) No
  32. 32.What is the HCF of 72 and 81?
  33. 33.Which of these is a factor of 12? (a) 5 (b) 6 (c) 9
  34. 34.Which of these is a multiple of 12? (a) 36 (b) 97 (c) 45
  35. 35.What is the LCM of 3 and 13?
  36. 36.How many factors does 40 have?
  37. 37.Which of these is a prime number? (a) 15 (b) 8 (c) 2
  38. 38.Is 5 a factor of 23? (a) Yes (b) No
  39. 39.What is the LCM of 6 and 11?
  40. 40.What is the LCM of 4 and 14?

Answer key

  1. 9
  2. 8
  3. 6
  4. 3
  5. 3
  6. 6
  7. No
  8. 44
  9. 5
  10. 5
  11. 21
  12. 70
  13. No
  14. 32
  15. 4
  16. Yes
  17. No
  18. 3
  19. 7
  20. 63
  21. 2
  22. 15
  23. 6
  24. 4
  25. 21
  26. No
  27. 17
  28. 8
  29. 36
  30. No
  31. No
  32. 9
  33. 6
  34. 36
  35. 39
  36. 8
  37. 2
  38. No
  39. 66
  40. 28

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