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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 98 · 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.Which of these is a factor of 42? (a) 25 (b) 2 (c) 41
  2. 2.How many factors does 24 have?
  3. 3.Which of these is a multiple of 5? (a) 27 (b) 30 (c) 12
  4. 4.Which of these is a multiple of 6? (a) 20 (b) 36 (c) 37
  5. 5.How many factors does 42 have?
  6. 6.Which of these is a prime number? (a) 38 (b) 31 (c) 45
  7. 7.What is the LCM of 2 and 5?
  8. 8.Which of these is a prime number? (a) 47 (b) 39 (c) 49
  9. 9.Is 7 a factor of 49? (a) No (b) Yes
  10. 10.How many factors does 6 have?
  11. 11.What is the HCF of 6 and 24?
  12. 12.Is 2 a factor of 18? (a) No (b) Yes
  13. 13.Is 6 a factor of 48? (a) No (b) Yes
  14. 14.How many factors does 15 have?
  15. 15.What is the LCM of 8 and 10?
  16. 16.Which of these is a prime number? (a) 15 (b) 5 (c) 21
  17. 17.Which of these is a factor of 40? (a) 20 (b) 34 (c) 35
  18. 18.Which of these is a factor of 48? (a) 3 (b) 36 (c) 18
  19. 19.Is 3 a factor of 12? (a) Yes (b) No
  20. 20.What is the HCF of 9 and 36?
  21. 21.Which of these is a factor of 60? (a) 48 (b) 20 (c) 8
  22. 22.Is 2 a factor of 6? (a) Yes (b) No
  23. 23.Which of these is a multiple of 3? (a) 13 (b) 9 (c) 26
  24. 24.What is the HCF of 15 and 20?
  25. 25.Which of these is a factor of 18? (a) 11 (b) 2 (c) 13
  26. 26.How many factors does 20 have?
  27. 27.How many factors does 48 have?
  28. 28.What is the LCM of 3 and 5?
  29. 29.Is 3 a factor of 15? (a) No (b) Yes
  30. 30.Which of these is a factor of 48? (a) 33 (b) 8 (c) 45
  31. 31.Which of these is a prime number? (a) 20 (b) 29 (c) 15
  32. 32.Which of these is a multiple of 12? (a) 108 (b) 53 (c) 58
  33. 33.Which of these is a multiple of 3? (a) 22 (b) 27 (c) 7
  34. 34.Is 8 a factor of 60? (a) Yes (b) No
  35. 35.Which of these is a factor of 42? (a) 5 (b) 26 (c) 6
  36. 36.What is the LCM of 2 and 13?
  37. 37.What is the LCM of 8 and 11?
  38. 38.What is the HCF of 24 and 32?
  39. 39.Which of these is a factor of 42? (a) 38 (b) 14 (c) 22
  40. 40.What is the LCM of 8 and 12?

Answer key

  1. 2
  2. 8
  3. 30
  4. 36
  5. 8
  6. 31
  7. 10
  8. 47
  9. Yes
  10. 4
  11. 6
  12. Yes
  13. Yes
  14. 4
  15. 40
  16. 5
  17. 20
  18. 3
  19. Yes
  20. 9
  21. 20
  22. Yes
  23. 9
  24. 5
  25. 2
  26. 6
  27. 10
  28. 15
  29. Yes
  30. 8
  31. 29
  32. 108
  33. 27
  34. No
  35. 6
  36. 26
  37. 88
  38. 8
  39. 14
  40. 24

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