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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 99 · 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.Is 6 a factor of 35? (a) No (b) Yes
  2. 2.Which of these is a prime number? (a) 18 (b) 20 (c) 41
  3. 3.How many factors does 36 have?
  4. 4.Which of these is a multiple of 6? (a) 54 (b) 26 (c) 35
  5. 5.Is 8 a factor of 53? (a) No (b) Yes
  6. 6.Which of these is a prime number? (a) 42 (b) 3 (c) 48
  7. 7.How many factors does 20 have?
  8. 8.What is the LCM of 5 and 8?
  9. 9.What is the HCF of 16 and 36?
  10. 10.What is the HCF of 48 and 54?
  11. 11.What is the HCF of 45 and 72?
  12. 12.Is 3 a factor of 13? (a) Yes (b) No
  13. 13.Which of these is a factor of 20? (a) 5 (b) 11 (c) 13
  14. 14.Which of these is a multiple of 3? (a) 19 (b) 6 (c) 8
  15. 15.How many factors does 8 have?
  16. 16.What is the LCM of 2 and 3?
  17. 17.How many factors does 14 have?
  18. 18.Which of these is a prime number? (a) 28 (b) 2 (c) 18
  19. 19.Is 2 a factor of 19? (a) Yes (b) No
  20. 20.What is the HCF of 16 and 40?
  21. 21.Is 6 a factor of 30? (a) Yes (b) No
  22. 22.What is the LCM of 5 and 6?
  23. 23.Which of these is a multiple of 4? (a) 21 (b) 29 (c) 20
  24. 24.How many factors does 48 have?
  25. 25.Which of these is a multiple of 10? (a) 50 (b) 57 (c) 22
  26. 26.Which of these is a multiple of 5? (a) 18 (b) 30 (c) 32
  27. 27.What is the HCF of 9 and 12?
  28. 28.How many factors does 42 have?
  29. 29.Which of these is a multiple of 7? (a) 14 (b) 68 (c) 59
  30. 30.How many factors does 28 have?
  31. 31.What is the HCF of 3 and 21?
  32. 32.Is 2 a factor of 12? (a) Yes (b) No
  33. 33.Which of these is a multiple of 8? (a) 71 (b) 64 (c) 30
  34. 34.Which of these is a factor of 42? (a) 26 (b) 7 (c) 9
  35. 35.Which of these is a prime number? (a) 8 (b) 26 (c) 19
  36. 36.Which of these is a multiple of 3? (a) 10 (b) 13 (c) 15
  37. 37.What is the LCM of 3 and 10?
  38. 38.Which of these is a factor of 42? (a) 4 (b) 12 (c) 14
  39. 39.Which of these is a multiple of 3? (a) 18 (b) 20 (c) 23
  40. 40.Which of these is a factor of 60? (a) 56 (b) 58 (c) 4

Answer key

  1. No
  2. 41
  3. 9
  4. 54
  5. No
  6. 3
  7. 6
  8. 40
  9. 4
  10. 6
  11. 9
  12. No
  13. 5
  14. 6
  15. 4
  16. 6
  17. 4
  18. 2
  19. No
  20. 8
  21. Yes
  22. 30
  23. 20
  24. 10
  25. 50
  26. 30
  27. 3
  28. 8
  29. 14
  30. 6
  31. 3
  32. Yes
  33. 64
  34. 7
  35. 19
  36. 15
  37. 30
  38. 14
  39. 18
  40. 4

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