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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 153 · 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 LCM of 3 and 8?
  2. 2.Is 6 a factor of 20? (a) Yes (b) No
  3. 3.Which of these is a factor of 24? (a) 3 (b) 14 (c) 10
  4. 4.Is 4 a factor of 47? (a) Yes (b) No
  5. 5.Which of these is a factor of 18? (a) 16 (b) 2 (c) 17
  6. 6.Is 6 a factor of 53? (a) No (b) Yes
  7. 7.How many factors does 6 have?
  8. 8.Which of these is a prime number? (a) 44 (b) 50 (c) 17
  9. 9.What is the HCF of 12 and 27?
  10. 10.Which of these is a factor of 40? (a) 22 (b) 10 (c) 6
  11. 11.Is 3 a factor of 20? (a) No (b) Yes
  12. 12.Which of these is a factor of 42? (a) 8 (b) 5 (c) 6
  13. 13.What is the LCM of 4 and 7?
  14. 14.Which of these is a prime number? (a) 32 (b) 9 (c) 5
  15. 15.Which of these is a prime number? (a) 24 (b) 34 (c) 2
  16. 16.What is the HCF of 28 and 63?
  17. 17.Is 5 a factor of 14? (a) No (b) Yes
  18. 18.How many factors does 20 have?
  19. 19.What is the HCF of 15 and 25?
  20. 20.Is 2 a factor of 10? (a) No (b) Yes
  21. 21.What is the HCF of 15 and 18?
  22. 22.What is the LCM of 5 and 6?
  23. 23.Which of these is a multiple of 12? (a) 24 (b) 64 (c) 112
  24. 24.What is the HCF of 10 and 15?
  25. 25.What is the HCF of 3 and 6?
  26. 26.Which of these is a multiple of 8? (a) 72 (b) 49 (c) 61
  27. 27.What is the LCM of 2 and 13?
  28. 28.Is 6 a factor of 37? (a) No (b) Yes
  29. 29.Which of these is a factor of 40? (a) 37 (b) 5 (c) 9
  30. 30.What is the HCF of 28 and 36?
  31. 31.Is 7 a factor of 83? (a) No (b) Yes
  32. 32.Which of these is a prime number? (a) 40 (b) 38 (c) 37
  33. 33.Which of these is a factor of 40? (a) 28 (b) 20 (c) 15
  34. 34.What is the HCF of 12 and 32?
  35. 35.Is 8 a factor of 18? (a) No (b) Yes
  36. 36.Which of these is a multiple of 5? (a) 36 (b) 35 (c) 39
  37. 37.Which of these is a prime number? (a) 10 (b) 23 (c) 40
  38. 38.Is 6 a factor of 42? (a) No (b) Yes
  39. 39.Which of these is a factor of 24? (a) 9 (b) 2 (c) 17
  40. 40.Which of these is a factor of 30? (a) 5 (b) 7 (c) 25

Answer key

  1. 24
  2. No
  3. 3
  4. No
  5. 2
  6. No
  7. 4
  8. 17
  9. 3
  10. 10
  11. No
  12. 6
  13. 28
  14. 5
  15. 2
  16. 7
  17. No
  18. 6
  19. 5
  20. Yes
  21. 3
  22. 30
  23. 24
  24. 5
  25. 3
  26. 72
  27. 26
  28. No
  29. 5
  30. 4
  31. No
  32. 37
  33. 20
  34. 4
  35. No
  36. 35
  37. 23
  38. Yes
  39. 2
  40. 5

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