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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 189 · 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 8 a factor of 80? (a) No (b) Yes
  2. 2.Which of these is a multiple of 6? (a) 12 (b) 14 (c) 19
  3. 3.Which of these is a multiple of 10? (a) 96 (b) 80 (c) 31
  4. 4.Which of these is a factor of 24? (a) 4 (b) 20 (c) 5
  5. 5.Is 7 a factor of 66? (a) No (b) Yes
  6. 6.What is the HCF of 8 and 64?
  7. 7.What is the LCM of 3 and 8?
  8. 8.What is the HCF of 40 and 48?
  9. 9.Which of these is a multiple of 3? (a) 25 (b) 26 (c) 27
  10. 10.Which of these is a factor of 18? (a) 7 (b) 11 (c) 9
  11. 11.How many factors does 16 have?
  12. 12.Which of these is a factor of 12? (a) 9 (b) 8 (c) 3
  13. 13.Is 5 a factor of 24? (a) Yes (b) No
  14. 14.Is 3 a factor of 32? (a) No (b) Yes
  15. 15.Which of these is a factor of 18? (a) 5 (b) 6 (c) 10
  16. 16.Which of these is a prime number? (a) 6 (b) 2 (c) 32
  17. 17.Which of these is a factor of 48? (a) 25 (b) 11 (c) 12
  18. 18.Which of these is a prime number? (a) 28 (b) 13 (c) 9
  19. 19.What is the LCM of 7 and 9?
  20. 20.What is the HCF of 16 and 28?
  21. 21.What is the LCM of 3 and 5?
  22. 22.What is the HCF of 32 and 72?
  23. 23.What is the HCF of 4 and 14?
  24. 24.Which of these is a multiple of 7? (a) 43 (b) 23 (c) 21
  25. 25.Which of these is a prime number? (a) 25 (b) 11 (c) 14
  26. 26.What is the HCF of 8 and 10?
  27. 27.How many factors does 12 have?
  28. 28.What is the LCM of 6 and 9?
  29. 29.Which of these is a multiple of 8? (a) 25 (b) 64 (c) 54
  30. 30.How many factors does 21 have?
  31. 31.Is 3 a factor of 21? (a) No (b) Yes
  32. 32.What is the HCF of 3 and 18?
  33. 33.Which of these is a multiple of 10? (a) 33 (b) 20 (c) 91
  34. 34.Which of these is a prime number? (a) 40 (b) 31 (c) 42
  35. 35.What is the HCF of 8 and 14?
  36. 36.What is the LCM of 3 and 14?
  37. 37.Which of these is a prime number? (a) 30 (b) 23 (c) 9
  38. 38.What is the HCF of 7 and 28?
  39. 39.What is the LCM of 6 and 10?
  40. 40.Which of these is a factor of 40? (a) 38 (b) 6 (c) 10

Answer key

  1. Yes
  2. 12
  3. 80
  4. 4
  5. No
  6. 8
  7. 24
  8. 8
  9. 27
  10. 9
  11. 5
  12. 3
  13. No
  14. No
  15. 6
  16. 2
  17. 12
  18. 13
  19. 63
  20. 4
  21. 15
  22. 8
  23. 2
  24. 21
  25. 11
  26. 2
  27. 6
  28. 18
  29. 64
  30. 4
  31. Yes
  32. 3
  33. 20
  34. 31
  35. 2
  36. 42
  37. 23
  38. 7
  39. 30
  40. 10

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