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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 35 · 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.How many factors does 24 have?
  2. 2.Is 9 a factor of 27? (a) Yes (b) No
  3. 3.Is 6 a factor of 36? (a) No (b) Yes
  4. 4.What is the LCM of 4 and 7?
  5. 5.Which of these is a factor of 30? (a) 13 (b) 21 (c) 15
  6. 6.What is the LCM of 8 and 11?
  7. 7.Which of these is a multiple of 6? (a) 54 (b) 43 (c) 59
  8. 8.Which of these is a prime number? (a) 7 (b) 27 (c) 4
  9. 9.Which of these is a factor of 20? (a) 7 (b) 2 (c) 17
  10. 10.Is 7 a factor of 20? (a) No (b) Yes
  11. 11.Which of these is a multiple of 11? (a) 98 (b) 31 (c) 66
  12. 12.Which of these is a prime number? (a) 10 (b) 18 (c) 11
  13. 13.What is the LCM of 9 and 10?
  14. 14.Which of these is a prime number? (a) 46 (b) 16 (c) 47
  15. 15.Is 8 a factor of 63? (a) No (b) Yes
  16. 16.Which of these is a multiple of 8? (a) 21 (b) 60 (c) 24
  17. 17.Which of these is a prime number? (a) 34 (b) 13 (c) 32
  18. 18.Is 5 a factor of 62? (a) No (b) Yes
  19. 19.Which of these is a factor of 30? (a) 17 (b) 10 (c) 26
  20. 20.What is the HCF of 35 and 40?
  21. 21.Which of these is a factor of 60? (a) 31 (b) 15 (c) 35
  22. 22.Which of these is a factor of 36? (a) 29 (b) 2 (c) 16
  23. 23.Which of these is a multiple of 8? (a) 69 (b) 66 (c) 72
  24. 24.Which of these is a factor of 24? (a) 18 (b) 3 (c) 7
  25. 25.Which of these is a factor of 42? (a) 4 (b) 21 (c) 31
  26. 26.Which of these is a prime number? (a) 3 (b) 24 (c) 15
  27. 27.Is 7 a factor of 35? (a) Yes (b) No
  28. 28.How many factors does 20 have?
  29. 29.Which of these is a factor of 18? (a) 12 (b) 7 (c) 3
  30. 30.Which of these is a prime number? (a) 45 (b) 31 (c) 39
  31. 31.What is the HCF of 6 and 54?
  32. 32.How many factors does 18 have?
  33. 33.How many factors does 8 have?
  34. 34.How many factors does 40 have?
  35. 35.What is the HCF of 20 and 28?
  36. 36.Which of these is a multiple of 11? (a) 105 (b) 44 (c) 31
  37. 37.What is the HCF of 25 and 40?
  38. 38.Which of these is a factor of 30? (a) 8 (b) 6 (c) 9
  39. 39.Is 7 a factor of 88? (a) Yes (b) No
  40. 40.Which of these is a multiple of 3? (a) 6 (b) 13 (c) 7

Answer key

  1. 8
  2. Yes
  3. Yes
  4. 28
  5. 15
  6. 88
  7. 54
  8. 7
  9. 2
  10. No
  11. 66
  12. 11
  13. 90
  14. 47
  15. No
  16. 24
  17. 13
  18. No
  19. 10
  20. 5
  21. 15
  22. 2
  23. 72
  24. 3
  25. 21
  26. 3
  27. Yes
  28. 6
  29. 3
  30. 31
  31. 6
  32. 6
  33. 4
  34. 8
  35. 4
  36. 44
  37. 5
  38. 6
  39. No
  40. 6

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