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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 138 · 40 sums
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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 8 and 12?
  2. 2.Is 3 a factor of 11? (a) Yes (b) No
  3. 3.Which of these is a factor of 12? (a) 11 (b) 6 (c) 10
  4. 4.How many factors does 10 have?
  5. 5.How many factors does 32 have?
  6. 6.Which of these is a multiple of 9? (a) 73 (b) 68 (c) 18
  7. 7.What is the HCF of 24 and 32?
  8. 8.Which of these is a multiple of 5? (a) 25 (b) 13 (c) 37
  9. 9.Which of these is a multiple of 12? (a) 108 (b) 26 (c) 106
  10. 10.How many factors does 42 have?
  11. 11.Which of these is a factor of 30? (a) 28 (b) 12 (c) 3
  12. 12.What is the HCF of 4 and 12?
  13. 13.Which of these is a factor of 42? (a) 21 (b) 16 (c) 20
  14. 14.What is the LCM of 5 and 12?
  15. 15.Is 6 a factor of 66? (a) No (b) Yes
  16. 16.Which of these is a factor of 36? (a) 19 (b) 4 (c) 24
  17. 17.Is 6 a factor of 54? (a) Yes (b) No
  18. 18.Which of these is a factor of 40? (a) 32 (b) 28 (c) 10
  19. 19.What is the LCM of 4 and 7?
  20. 20.Is 9 a factor of 115? (a) Yes (b) No
  21. 21.How many factors does 48 have?
  22. 22.What is the HCF of 36 and 42?
  23. 23.How many factors does 14 have?
  24. 24.How many factors does 8 have?
  25. 25.Which of these is a multiple of 6? (a) 48 (b) 53 (c) 34
  26. 26.Which of these is a prime number? (a) 49 (b) 7 (c) 20
  27. 27.Which of these is a factor of 42? (a) 23 (b) 28 (c) 7
  28. 28.Which of these is a prime number? (a) 31 (b) 45 (c) 38
  29. 29.Which of these is a factor of 20? (a) 10 (b) 12 (c) 17
  30. 30.What is the HCF of 6 and 27?
  31. 31.Which of these is a multiple of 7? (a) 55 (b) 17 (c) 21
  32. 32.What is the HCF of 21 and 28?
  33. 33.Which of these is a prime number? (a) 11 (b) 21 (c) 27
  34. 34.Is 5 a factor of 61? (a) Yes (b) No
  35. 35.What is the LCM of 4 and 14?
  36. 36.Which of these is a multiple of 5? (a) 45 (b) 28 (c) 41
  37. 37.What is the LCM of 8 and 10?
  38. 38.Is 7 a factor of 78? (a) Yes (b) No
  39. 39.Which of these is a factor of 24? (a) 4 (b) 5 (c) 17
  40. 40.Which of these is a multiple of 8? (a) 16 (b) 22 (c) 46

Answer key

  1. 24
  2. No
  3. 6
  4. 4
  5. 6
  6. 18
  7. 8
  8. 25
  9. 108
  10. 8
  11. 3
  12. 4
  13. 21
  14. 60
  15. Yes
  16. 4
  17. Yes
  18. 10
  19. 28
  20. No
  21. 10
  22. 6
  23. 4
  24. 4
  25. 48
  26. 7
  27. 7
  28. 31
  29. 10
  30. 3
  31. 21
  32. 7
  33. 11
  34. No
  35. 28
  36. 45
  37. 40
  38. No
  39. 4
  40. 16

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