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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 242 · 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 3 and 11?
  2. 2.How many factors does 45 have?
  3. 3.Which of these is a multiple of 4? (a) 10 (b) 29 (c) 12
  4. 4.Which of these is a factor of 24? (a) 20 (b) 12 (c) 11
  5. 5.Which of these is a factor of 48? (a) 46 (b) 4 (c) 19
  6. 6.Which of these is a factor of 48? (a) 38 (b) 3 (c) 40
  7. 7.Which of these is a prime number? (a) 40 (b) 10 (c) 29
  8. 8.Which of these is a multiple of 6? (a) 44 (b) 48 (c) 22
  9. 9.What is the LCM of 5 and 6?
  10. 10.How many factors does 10 have?
  11. 11.Is 3 a factor of 35? (a) Yes (b) No
  12. 12.Is 8 a factor of 32? (a) Yes (b) No
  13. 13.How many factors does 18 have?
  14. 14.What is the HCF of 24 and 64?
  15. 15.Which of these is a prime number? (a) 42 (b) 7 (c) 25
  16. 16.How many factors does 48 have?
  17. 17.What is the HCF of 56 and 64?
  18. 18.What is the LCM of 12 and 15?
  19. 19.What is the HCF of 25 and 45?
  20. 20.Which of these is a multiple of 7? (a) 63 (b) 58 (c) 52
  21. 21.Is 8 a factor of 50? (a) Yes (b) No
  22. 22.Which of these is a prime number? (a) 28 (b) 41 (c) 14
  23. 23.Which of these is a factor of 12? (a) 6 (b) 8 (c) 10
  24. 24.Which of these is a factor of 60? (a) 32 (b) 44 (c) 3
  25. 25.What is the LCM of 5 and 12?
  26. 26.Which of these is a factor of 24? (a) 3 (b) 23 (c) 11
  27. 27.How many factors does 28 have?
  28. 28.Which of these is a prime number? (a) 44 (b) 47 (c) 28
  29. 29.How many factors does 14 have?
  30. 30.What is the LCM of 6 and 11?
  31. 31.Is 6 a factor of 73? (a) Yes (b) No
  32. 32.Which of these is a multiple of 6? (a) 17 (b) 36
  33. 33.How many factors does 16 have?
  34. 34.Which of these is a prime number? (a) 43 (b) 35 (c) 18
  35. 35.What is the HCF of 16 and 24?
  36. 36.Is 5 a factor of 18? (a) Yes (b) No
  37. 37.Which of these is a multiple of 10? (a) 50 (b) 83 (c) 81
  38. 38.Is 4 a factor of 17? (a) Yes (b) No
  39. 39.What is the HCF of 5 and 40?
  40. 40.What is the HCF of 5 and 15?

Answer key

  1. 33
  2. 6
  3. 12
  4. 12
  5. 4
  6. 3
  7. 29
  8. 48
  9. 30
  10. 4
  11. No
  12. Yes
  13. 6
  14. 8
  15. 7
  16. 10
  17. 8
  18. 60
  19. 5
  20. 63
  21. No
  22. 41
  23. 6
  24. 3
  25. 60
  26. 3
  27. 6
  28. 47
  29. 4
  30. 66
  31. No
  32. 36
  33. 5
  34. 43
  35. 8
  36. No
  37. 50
  38. No
  39. 5
  40. 5

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