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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 73 · 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 multiple of 6? (a) 13 (b) 12 (c) 29
  2. 2.Which of these is a multiple of 11? (a) 88 (b) 74 (c) 86
  3. 3.How many factors does 36 have?
  4. 4.Which of these is a prime number? (a) 45 (b) 43 (c) 44
  5. 5.What is the HCF of 3 and 12?
  6. 6.How many factors does 48 have?
  7. 7.Which of these is a factor of 12? (a) 5 (b) 11 (c) 6
  8. 8.How many factors does 21 have?
  9. 9.Which of these is a factor of 42? (a) 10 (b) 40 (c) 6
  10. 10.Which of these is a prime number? (a) 30 (b) 22 (c) 31
  11. 11.Is 3 a factor of 8? (a) Yes (b) No
  12. 12.How many factors does 15 have?
  13. 13.How many factors does 45 have?
  14. 14.Which of these is a multiple of 3? (a) 8 (b) 10 (c) 21
  15. 15.Which of these is a multiple of 11? (a) 77 (b) 70 (c) 41
  16. 16.How many factors does 18 have?
  17. 17.Is 3 a factor of 11? (a) No (b) Yes
  18. 18.Is 3 a factor of 33? (a) Yes (b) No
  19. 19.What is the LCM of 7 and 11?
  20. 20.What is the HCF of 27 and 45?
  21. 21.Which of these is a multiple of 7? (a) 56 (b) 17 (c) 38
  22. 22.What is the HCF of 21 and 27?
  23. 23.Which of these is a factor of 24? (a) 16 (b) 15 (c) 8
  24. 24.Is 6 a factor of 34? (a) Yes (b) No
  25. 25.How many factors does 42 have?
  26. 26.Which of these is a multiple of 4? (a) 26 (b) 15 (c) 32
  27. 27.What is the LCM of 8 and 12?
  28. 28.Which of these is a prime number? (a) 7 (b) 27 (c) 49
  29. 29.What is the HCF of 9 and 81?
  30. 30.Which of these is a multiple of 7? (a) 42 (b) 15
  31. 31.Which of these is a factor of 24? (a) 17 (b) 11 (c) 3
  32. 32.How many factors does 6 have?
  33. 33.Which of these is a prime number? (a) 12 (b) 28 (c) 47
  34. 34.Which of these is a factor of 42? (a) 7 (b) 40 (c) 25
  35. 35.Which of these is a factor of 40? (a) 36 (b) 3 (c) 8
  36. 36.What is the LCM of 4 and 14?
  37. 37.What is the HCF of 15 and 20?
  38. 38.Which of these is a multiple of 10? (a) 33 (b) 73 (c) 40
  39. 39.How many factors does 32 have?
  40. 40.Is 5 a factor of 33? (a) No (b) Yes

Answer key

  1. 12
  2. 88
  3. 9
  4. 43
  5. 3
  6. 10
  7. 6
  8. 4
  9. 6
  10. 31
  11. No
  12. 4
  13. 6
  14. 21
  15. 77
  16. 6
  17. No
  18. Yes
  19. 77
  20. 9
  21. 56
  22. 3
  23. 8
  24. No
  25. 8
  26. 32
  27. 24
  28. 7
  29. 9
  30. 42
  31. 3
  32. 4
  33. 47
  34. 7
  35. 8
  36. 28
  37. 5
  38. 40
  39. 6
  40. No

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