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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 286 · 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.What is the HCF of 7 and 42?
  2. 2.Which of these is a prime number? (a) 10 (b) 49 (c) 13
  3. 3.Which of these is a factor of 12? (a) 7 (b) 10 (c) 4
  4. 4.How many factors does 18 have?
  5. 5.Which of these is a factor of 24? (a) 16 (b) 20 (c) 2
  6. 6.Which of these is a factor of 20? (a) 6 (b) 4 (c) 14
  7. 7.Which of these is a prime number? (a) 31 (b) 45 (c) 8
  8. 8.Which of these is a factor of 20? (a) 10 (b) 9 (c) 14
  9. 9.What is the LCM of 6 and 7?
  10. 10.What is the LCM of 6 and 14?
  11. 11.Which of these is a factor of 40? (a) 32 (b) 37 (c) 20
  12. 12.Which of these is a prime number? (a) 37 (b) 22 (c) 16
  13. 13.Which of these is a factor of 18? (a) 16 (b) 4 (c) 6
  14. 14.What is the HCF of 14 and 18?
  15. 15.Which of these is a multiple of 11? (a) 44 (b) 26 (c) 54
  16. 16.Is 9 a factor of 111? (a) Yes (b) No
  17. 17.What is the LCM of 3 and 8?
  18. 18.Which of these is a factor of 18? (a) 5 (b) 2 (c) 15
  19. 19.Is 9 a factor of 35? (a) Yes (b) No
  20. 20.How many factors does 8 have?
  21. 21.What is the HCF of 3 and 24?
  22. 22.How many factors does 36 have?
  23. 23.What is the LCM of 3 and 7?
  24. 24.How many factors does 15 have?
  25. 25.How many factors does 24 have?
  26. 26.Is 6 a factor of 66? (a) No (b) Yes
  27. 27.Is 7 a factor of 35? (a) No (b) Yes
  28. 28.Which of these is a factor of 36? (a) 23 (b) 2 (c) 29
  29. 29.How many factors does 32 have?
  30. 30.Is 5 a factor of 15? (a) No (b) Yes
  31. 31.Is 2 a factor of 10? (a) No (b) Yes
  32. 32.Is 9 a factor of 18? (a) Yes (b) No
  33. 33.What is the HCF of 27 and 72?
  34. 34.What is the HCF of 2 and 14?
  35. 35.How many factors does 30 have?
  36. 36.Is 6 a factor of 72? (a) No (b) Yes
  37. 37.What is the HCF of 49 and 63?
  38. 38.Which of these is a multiple of 12? (a) 27 (b) 44 (c) 60
  39. 39.Which of these is a prime number? (a) 50 (b) 48 (c) 41
  40. 40.Which of these is a factor of 18? (a) 5 (b) 8 (c) 9

Answer key

  1. 7
  2. 13
  3. 4
  4. 6
  5. 2
  6. 4
  7. 31
  8. 10
  9. 42
  10. 42
  11. 20
  12. 37
  13. 6
  14. 2
  15. 44
  16. No
  17. 24
  18. 2
  19. No
  20. 4
  21. 3
  22. 9
  23. 21
  24. 4
  25. 8
  26. Yes
  27. Yes
  28. 2
  29. 6
  30. Yes
  31. Yes
  32. Yes
  33. 9
  34. 2
  35. 8
  36. Yes
  37. 7
  38. 60
  39. 41
  40. 9

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