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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 120 · 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.How many factors does 14 have?
  2. 2.Is 7 a factor of 75? (a) Yes (b) No
  3. 3.Which of these is a prime number? (a) 27 (b) 50 (c) 19
  4. 4.Which of these is a factor of 30? (a) 22 (b) 12 (c) 5
  5. 5.What is the HCF of 24 and 27?
  6. 6.Which of these is a factor of 12? (a) 11 (b) 8 (c) 6
  7. 7.Is 7 a factor of 63? (a) No (b) Yes
  8. 8.What is the HCF of 30 and 54?
  9. 9.What is the LCM of 8 and 14?
  10. 10.Is 3 a factor of 11? (a) No (b) Yes
  11. 11.Which of these is a prime number? (a) 38 (b) 3 (c) 45
  12. 12.How many factors does 30 have?
  13. 13.Which of these is a prime number? (a) 33 (b) 5 (c) 8
  14. 14.Which of these is a multiple of 11? (a) 94 (b) 99 (c) 25
  15. 15.Which of these is a factor of 18? (a) 15 (b) 17 (c) 9
  16. 16.What is the LCM of 10 and 15?
  17. 17.Which of these is a multiple of 5? (a) 31 (b) 43 (c) 40
  18. 18.Which of these is a multiple of 5? (a) 37 (b) 43 (c) 45
  19. 19.Which of these is a multiple of 8? (a) 61 (b) 64 (c) 47
  20. 20.Which of these is a factor of 20? (a) 8 (b) 10 (c) 9
  21. 21.What is the LCM of 4 and 5?
  22. 22.How many factors does 32 have?
  23. 23.How many factors does 10 have?
  24. 24.Which of these is a factor of 30? (a) 2 (b) 12 (c) 27
  25. 25.What is the HCF of 25 and 40?
  26. 26.How many factors does 48 have?
  27. 27.What is the HCF of 2 and 12?
  28. 28.What is the LCM of 12 and 14?
  29. 29.What is the LCM of 7 and 8?
  30. 30.How many factors does 8 have?
  31. 31.Which of these is a prime number? (a) 44 (b) 7 (c) 8
  32. 32.Which of these is a factor of 20? (a) 14 (b) 2 (c) 17
  33. 33.Is 9 a factor of 49? (a) Yes (b) No
  34. 34.Which of these is a factor of 20? (a) 16 (b) 19 (c) 5
  35. 35.Which of these is a prime number? (a) 18 (b) 43 (c) 50
  36. 36.Which of these is a prime number? (a) 46 (b) 42 (c) 2
  37. 37.How many factors does 20 have?
  38. 38.What is the LCM of 5 and 8?
  39. 39.Which of these is a prime number? (a) 31 (b) 40 (c) 34
  40. 40.Which of these is a multiple of 3? (a) 21 (b) 20 (c) 10

Answer key

  1. 4
  2. No
  3. 19
  4. 5
  5. 3
  6. 6
  7. Yes
  8. 6
  9. 56
  10. No
  11. 3
  12. 8
  13. 5
  14. 99
  15. 9
  16. 30
  17. 40
  18. 45
  19. 64
  20. 10
  21. 20
  22. 6
  23. 4
  24. 2
  25. 5
  26. 10
  27. 2
  28. 84
  29. 56
  30. 4
  31. 7
  32. 2
  33. No
  34. 5
  35. 43
  36. 2
  37. 6
  38. 40
  39. 31
  40. 21

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