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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 12 · 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.Is 7 a factor of 57? (a) Yes (b) No
  2. 2.What is the HCF of 18 and 48?
  3. 3.Is 5 a factor of 15? (a) Yes (b) No
  4. 4.Which of these is a prime number? (a) 50 (b) 13 (c) 15
  5. 5.What is the HCF of 2 and 8?
  6. 6.Is 6 a factor of 12? (a) No (b) Yes
  7. 7.How many factors does 12 have?
  8. 8.Which of these is a factor of 60? (a) 59 (b) 2 (c) 16
  9. 9.How many factors does 14 have?
  10. 10.How many factors does 18 have?
  11. 11.How many factors does 20 have?
  12. 12.What is the LCM of 7 and 11?
  13. 13.How many factors does 10 have?
  14. 14.Which of these is a prime number? (a) 35 (b) 37 (c) 15
  15. 15.Which of these is a factor of 30? (a) 12 (b) 15 (c) 21
  16. 16.Which of these is a multiple of 11? (a) 28 (b) 30 (c) 44
  17. 17.Which of these is a factor of 18? (a) 11 (b) 17 (c) 6
  18. 18.Is 7 a factor of 14? (a) No (b) Yes
  19. 19.What is the HCF of 8 and 10?
  20. 20.Which of these is a multiple of 3? (a) 15 (b) 14 (c) 28
  21. 21.How many factors does 21 have?
  22. 22.What is the LCM of 3 and 4?
  23. 23.Which of these is a factor of 12? (a) 8 (b) 9 (c) 6
  24. 24.How many factors does 40 have?
  25. 25.Which of these is a prime number? (a) 33 (b) 49 (c) 7
  26. 26.Which of these is a multiple of 6? (a) 49 (b) 30 (c) 17
  27. 27.Is 8 a factor of 70? (a) Yes (b) No
  28. 28.Which of these is a factor of 24? (a) 22 (b) 17 (c) 6
  29. 29.Which of these is a prime number? (a) 14 (b) 23 (c) 27
  30. 30.Which of these is a factor of 60? (a) 51 (b) 20 (c) 28
  31. 31.How many factors does 42 have?
  32. 32.What is the LCM of 5 and 8?
  33. 33.Is 8 a factor of 30? (a) No (b) Yes
  34. 34.How many factors does 32 have?
  35. 35.Is 6 a factor of 72? (a) Yes (b) No
  36. 36.What is the LCM of 7 and 8?
  37. 37.Which of these is a factor of 42? (a) 32 (b) 3 (c) 8
  38. 38.Is 3 a factor of 31? (a) No (b) Yes
  39. 39.Is 3 a factor of 12? (a) Yes (b) No
  40. 40.Which of these is a multiple of 8? (a) 42 (b) 61 (c) 32

Answer key

  1. No
  2. 6
  3. Yes
  4. 13
  5. 2
  6. Yes
  7. 6
  8. 2
  9. 4
  10. 6
  11. 6
  12. 77
  13. 4
  14. 37
  15. 15
  16. 44
  17. 6
  18. Yes
  19. 2
  20. 15
  21. 4
  22. 12
  23. 6
  24. 8
  25. 7
  26. 30
  27. No
  28. 6
  29. 23
  30. 20
  31. 8
  32. 40
  33. No
  34. 6
  35. Yes
  36. 56
  37. 3
  38. No
  39. Yes
  40. 32

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