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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 137 · 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 prime number? (a) 35 (b) 7 (c) 36
  2. 2.Which of these is a prime number? (a) 43 (b) 24 (c) 16
  3. 3.Is 3 a factor of 9? (a) No (b) Yes
  4. 4.How many factors does 48 have?
  5. 5.What is the HCF of 25 and 35?
  6. 6.How many factors does 12 have?
  7. 7.Which of these is a factor of 48? (a) 10 (b) 30 (c) 12
  8. 8.Is 3 a factor of 34? (a) No (b) Yes
  9. 9.Which of these is a multiple of 10? (a) 36 (b) 20 (c) 77
  10. 10.How many factors does 14 have?
  11. 11.Is 4 a factor of 43? (a) No (b) Yes
  12. 12.What is the HCF of 5 and 35?
  13. 13.Is 9 a factor of 18? (a) No (b) Yes
  14. 14.What is the HCF of 28 and 63?
  15. 15.Which of these is a prime number? (a) 23 (b) 25 (c) 48
  16. 16.Which of these is a factor of 20? (a) 2 (b) 6 (c) 8
  17. 17.How many factors does 24 have?
  18. 18.Which of these is a factor of 36? (a) 8 (b) 9 (c) 35
  19. 19.What is the HCF of 6 and 21?
  20. 20.Which of these is a factor of 20? (a) 7 (b) 4 (c) 15
  21. 21.Which of these is a factor of 60? (a) 19 (b) 54 (c) 2
  22. 22.Is 3 a factor of 11? (a) Yes (b) No
  23. 23.Which of these is a factor of 12? (a) 10 (b) 5 (c) 3
  24. 24.How many factors does 42 have?
  25. 25.How many factors does 30 have?
  26. 26.What is the LCM of 2 and 15?
  27. 27.What is the LCM of 4 and 5?
  28. 28.Which of these is a prime number? (a) 20 (b) 13 (c) 44
  29. 29.How many factors does 45 have?
  30. 30.How many factors does 20 have?
  31. 31.Is 5 a factor of 52? (a) Yes (b) No
  32. 32.Which of these is a factor of 18? (a) 10 (b) 6 (c) 4
  33. 33.What is the LCM of 9 and 15?
  34. 34.Which of these is a multiple of 12? (a) 88 (b) 96 (c) 47
  35. 35.Which of these is a multiple of 11? (a) 108 (b) 86 (c) 33
  36. 36.Which of these is a factor of 24? (a) 3 (b) 11 (c) 15
  37. 37.Which of these is a multiple of 3? (a) 7 (b) 27 (c) 16
  38. 38.How many factors does 36 have?
  39. 39.What is the HCF of 24 and 64?
  40. 40.Which of these is a factor of 24? (a) 9 (b) 4 (c) 16

Answer key

  1. 7
  2. 43
  3. Yes
  4. 10
  5. 5
  6. 6
  7. 12
  8. No
  9. 20
  10. 4
  11. No
  12. 5
  13. Yes
  14. 7
  15. 23
  16. 2
  17. 8
  18. 9
  19. 3
  20. 4
  21. 2
  22. No
  23. 3
  24. 8
  25. 8
  26. 30
  27. 20
  28. 13
  29. 6
  30. 6
  31. No
  32. 6
  33. 45
  34. 96
  35. 33
  36. 3
  37. 27
  38. 9
  39. 8
  40. 4

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