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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 209 · 40 sums
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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.How many factors does 8 have?
  2. 2.Which of these is a factor of 18? (a) 6 (b) 5 (c) 8
  3. 3.Which of these is a multiple of 6? (a) 36 (b) 47
  4. 4.Which of these is a factor of 12? (a) 5 (b) 10 (c) 3
  5. 5.Which of these is a factor of 30? (a) 12 (b) 9 (c) 6
  6. 6.What is the HCF of 4 and 32?
  7. 7.Which of these is a prime number? (a) 45 (b) 9 (c) 19
  8. 8.Which of these is a prime number? (a) 7 (b) 22 (c) 12
  9. 9.What is the LCM of 8 and 9?
  10. 10.How many factors does 14 have?
  11. 11.What is the LCM of 5 and 14?
  12. 12.How many factors does 28 have?
  13. 13.Which of these is a prime number? (a) 41 (b) 9 (c) 25
  14. 14.How many factors does 36 have?
  15. 15.Which of these is a multiple of 7? (a) 47 (b) 29 (c) 14
  16. 16.Which of these is a factor of 60? (a) 13 (b) 54 (c) 10
  17. 17.How many factors does 24 have?
  18. 18.Which of these is a prime number? (a) 16 (b) 14 (c) 3
  19. 19.Which of these is a multiple of 5? (a) 36 (b) 43 (c) 40
  20. 20.Is 4 a factor of 28? (a) Yes (b) No
  21. 21.What is the HCF of 72 and 81?
  22. 22.What is the LCM of 5 and 7?
  23. 23.Which of these is a multiple of 4? (a) 23 (b) 16 (c) 13
  24. 24.Which of these is a multiple of 8? (a) 72 (b) 28 (c) 38
  25. 25.Is 4 a factor of 14? (a) No (b) Yes
  26. 26.What is the LCM of 8 and 12?
  27. 27.Which of these is a factor of 36? (a) 27 (b) 11 (c) 6
  28. 28.What is the HCF of 10 and 16?
  29. 29.Which of these is a factor of 12? (a) 8 (b) 2 (c) 9
  30. 30.What is the LCM of 4 and 14?
  31. 31.Is 9 a factor of 45? (a) Yes (b) No
  32. 32.What is the LCM of 7 and 12?
  33. 33.Is 2 a factor of 15? (a) No (b) Yes
  34. 34.Which of these is a prime number? (a) 2 (b) 4 (c) 18
  35. 35.How many factors does 48 have?
  36. 36.Which of these is a multiple of 5? (a) 47 (b) 18 (c) 35
  37. 37.Which of these is a prime number? (a) 29 (b) 45 (c) 34
  38. 38.How many factors does 30 have?
  39. 39.What is the HCF of 42 and 54?
  40. 40.How many factors does 42 have?

Answer key

  1. 4
  2. 6
  3. 36
  4. 3
  5. 6
  6. 4
  7. 19
  8. 7
  9. 72
  10. 4
  11. 70
  12. 6
  13. 41
  14. 9
  15. 14
  16. 10
  17. 8
  18. 3
  19. 40
  20. Yes
  21. 9
  22. 35
  23. 16
  24. 72
  25. No
  26. 24
  27. 6
  28. 2
  29. 2
  30. 28
  31. Yes
  32. 84
  33. No
  34. 2
  35. 10
  36. 35
  37. 29
  38. 8
  39. 6
  40. 8

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