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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 26 · 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 factor of 18? (a) 17 (b) 9 (c) 14
  2. 2.Is 9 a factor of 104? (a) No (b) Yes
  3. 3.Is 6 a factor of 66? (a) Yes (b) No
  4. 4.What is the LCM of 4 and 14?
  5. 5.Which of these is a prime number? (a) 30 (b) 9 (c) 7
  6. 6.Is 4 a factor of 10? (a) No (b) Yes
  7. 7.What is the LCM of 7 and 10?
  8. 8.Which of these is a multiple of 5? (a) 17 (b) 35 (c) 26
  9. 9.How many factors does 6 have?
  10. 10.What is the HCF of 6 and 30?
  11. 11.Is 3 a factor of 22? (a) No (b) Yes
  12. 12.Which of these is a prime number? (a) 22 (b) 40 (c) 23
  13. 13.What is the HCF of 15 and 20?
  14. 14.Is 8 a factor of 87? (a) No (b) Yes
  15. 15.How many factors does 40 have?
  16. 16.Which of these is a prime number? (a) 36 (b) 26 (c) 2
  17. 17.What is the HCF of 54 and 63?
  18. 18.Which of these is a prime number? (a) 44 (b) 46 (c) 37
  19. 19.How many factors does 18 have?
  20. 20.Which of these is a factor of 18? (a) 13 (b) 5 (c) 2
  21. 21.Which of these is a factor of 48? (a) 29 (b) 8 (c) 9
  22. 22.How many factors does 28 have?
  23. 23.Which of these is a factor of 40? (a) 35 (b) 4 (c) 19
  24. 24.What is the LCM of 5 and 12?
  25. 25.Which of these is a prime number? (a) 5 (b) 38 (c) 9
  26. 26.Which of these is a factor of 12? (a) 11 (b) 2 (c) 7
  27. 27.Is 8 a factor of 40? (a) No (b) Yes
  28. 28.Which of these is a factor of 20? (a) 5 (b) 17 (c) 7
  29. 29.Which of these is a factor of 60? (a) 24 (b) 2 (c) 59
  30. 30.Which of these is a multiple of 8? (a) 59 (b) 64 (c) 43
  31. 31.Which of these is a multiple of 4? (a) 11 (b) 35 (c) 20
  32. 32.What is the LCM of 3 and 5?
  33. 33.What is the HCF of 36 and 42?
  34. 34.What is the HCF of 20 and 35?
  35. 35.Is 3 a factor of 28? (a) Yes (b) No
  36. 36.How many factors does 36 have?
  37. 37.Is 2 a factor of 7? (a) Yes (b) No
  38. 38.What is the HCF of 30 and 36?
  39. 39.Which of these is a factor of 24? (a) 11 (b) 23 (c) 3
  40. 40.What is the HCF of 2 and 8?

Answer key

  1. 9
  2. No
  3. Yes
  4. 28
  5. 7
  6. No
  7. 70
  8. 35
  9. 4
  10. 6
  11. No
  12. 23
  13. 5
  14. No
  15. 8
  16. 2
  17. 9
  18. 37
  19. 6
  20. 2
  21. 8
  22. 6
  23. 4
  24. 60
  25. 5
  26. 2
  27. Yes
  28. 5
  29. 2
  30. 64
  31. 20
  32. 15
  33. 6
  34. 5
  35. No
  36. 9
  37. No
  38. 6
  39. 3
  40. 2

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