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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 164 · 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 4 and 9?
  2. 2.How many factors does 21 have?
  3. 3.What is the LCM of 5 and 6?
  4. 4.How many factors does 16 have?
  5. 5.Which of these is a multiple of 9? (a) 52 (b) 24 (c) 54
  6. 6.What is the LCM of 6 and 11?
  7. 7.Which of these is a multiple of 9? (a) 72 (b) 32 (c) 89
  8. 8.Which of these is a multiple of 8? (a) 56 (b) 74 (c) 43
  9. 9.Which of these is a factor of 40? (a) 13 (b) 2 (c) 14
  10. 10.What is the LCM of 7 and 11?
  11. 11.Which of these is a multiple of 6? (a) 36 (b) 46 (c) 47
  12. 12.Which of these is a multiple of 11? (a) 71 (b) 85 (c) 44
  13. 13.What is the HCF of 48 and 56?
  14. 14.What is the HCF of 14 and 35?
  15. 15.Is 3 a factor of 35? (a) Yes (b) No
  16. 16.How many factors does 42 have?
  17. 17.What is the LCM of 5 and 14?
  18. 18.Which of these is a prime number? (a) 4 (b) 39 (c) 47
  19. 19.What is the LCM of 2 and 9?
  20. 20.What is the LCM of 6 and 15?
  21. 21.Which of these is a multiple of 9? (a) 21 (b) 32 (c) 27
  22. 22.What is the HCF of 25 and 40?
  23. 23.Is 4 a factor of 41? (a) No (b) Yes
  24. 24.What is the HCF of 4 and 8?
  25. 25.Which of these is a factor of 60? (a) 15 (b) 27 (c) 32
  26. 26.What is the HCF of 40 and 45?
  27. 27.Is 8 a factor of 51? (a) Yes (b) No
  28. 28.What is the HCF of 30 and 42?
  29. 29.What is the LCM of 6 and 9?
  30. 30.What is the HCF of 2 and 18?
  31. 31.Which of these is a factor of 40? (a) 20 (b) 36 (c) 32
  32. 32.Which of these is a prime number? (a) 41 (b) 15 (c) 18
  33. 33.What is the LCM of 5 and 12?
  34. 34.What is the LCM of 3 and 4?
  35. 35.What is the LCM of 3 and 8?
  36. 36.How many factors does 14 have?
  37. 37.How many factors does 32 have?
  38. 38.What is the LCM of 2 and 7?
  39. 39.Is 3 a factor of 28? (a) Yes (b) No
  40. 40.Which of these is a prime number? (a) 20 (b) 7 (c) 49

Answer key

  1. 36
  2. 4
  3. 30
  4. 5
  5. 54
  6. 66
  7. 72
  8. 56
  9. 2
  10. 77
  11. 36
  12. 44
  13. 8
  14. 7
  15. No
  16. 8
  17. 70
  18. 47
  19. 18
  20. 30
  21. 27
  22. 5
  23. No
  24. 4
  25. 15
  26. 5
  27. No
  28. 6
  29. 18
  30. 2
  31. 20
  32. 41
  33. 60
  34. 12
  35. 24
  36. 4
  37. 6
  38. 14
  39. No
  40. 7

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