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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 305 · 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.

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  1. 1.What is the LCM of 7 and 12?
  2. 2.Which of these is a prime number? (a) 27 (b) 11 (c) 48
  3. 3.How many factors does 14 have?
  4. 4.Is 7 a factor of 55? (a) Yes (b) No
  5. 5.What is the HCF of 56 and 63?
  6. 6.Is 4 a factor of 16? (a) Yes (b) No
  7. 7.Which of these is a prime number? (a) 22 (b) 7 (c) 20
  8. 8.What is the LCM of 2 and 5?
  9. 9.Which of these is a factor of 12? (a) 5 (b) 8 (c) 6
  10. 10.What is the LCM of 7 and 11?
  11. 11.Is 8 a factor of 43? (a) No (b) Yes
  12. 12.Is 7 a factor of 32? (a) Yes (b) No
  13. 13.Which of these is a prime number? (a) 6 (b) 21 (c) 43
  14. 14.Which of these is a multiple of 5? (a) 48 (b) 25 (c) 12
  15. 15.How many factors does 15 have?
  16. 16.Which of these is a multiple of 4? (a) 16 (b) 31 (c) 14
  17. 17.Which of these is a factor of 36? (a) 10 (b) 12 (c) 20
  18. 18.Is 6 a factor of 54? (a) No (b) Yes
  19. 19.How many factors does 30 have?
  20. 20.What is the HCF of 12 and 30?
  21. 21.How many factors does 20 have?
  22. 22.Which of these is a prime number? (a) 31 (b) 45 (c) 16
  23. 23.Which of these is a factor of 20? (a) 7 (b) 12 (c) 2
  24. 24.What is the LCM of 2 and 9?
  25. 25.Which of these is a factor of 24? (a) 23 (b) 13 (c) 12
  26. 26.How many factors does 28 have?
  27. 27.Is 4 a factor of 48? (a) No (b) Yes
  28. 28.What is the HCF of 4 and 6?
  29. 29.Which of these is a multiple of 7? (a) 53 (b) 20 (c) 63
  30. 30.How many factors does 45 have?
  31. 31.What is the HCF of 20 and 32?
  32. 32.What is the LCM of 6 and 14?
  33. 33.How many factors does 24 have?
  34. 34.What is the HCF of 4 and 20?
  35. 35.What is the HCF of 24 and 56?
  36. 36.Which of these is a multiple of 5? (a) 49 (b) 44 (c) 15
  37. 37.What is the HCF of 7 and 35?
  38. 38.Is 2 a factor of 16? (a) No (b) Yes
  39. 39.Which of these is a prime number? (a) 33 (b) 29 (c) 22
  40. 40.How many factors does 36 have?

Answer key

  1. 84
  2. 11
  3. 4
  4. No
  5. 7
  6. Yes
  7. 7
  8. 10
  9. 6
  10. 77
  11. No
  12. No
  13. 43
  14. 25
  15. 4
  16. 16
  17. 12
  18. Yes
  19. 8
  20. 6
  21. 6
  22. 31
  23. 2
  24. 18
  25. 12
  26. 6
  27. Yes
  28. 2
  29. 63
  30. 6
  31. 4
  32. 42
  33. 8
  34. 4
  35. 8
  36. 15
  37. 7
  38. Yes
  39. 29
  40. 9

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