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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 174 · 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.Which of these is a multiple of 5? (a) 35 (b) 33 (c) 16
  2. 2.Which of these is a prime number? (a) 30 (b) 16 (c) 7
  3. 3.Which of these is a factor of 12? (a) 6 (b) 11 (c) 8
  4. 4.Which of these is a prime number? (a) 3 (b) 14 (c) 46
  5. 5.Which of these is a multiple of 3? (a) 16 (b) 13 (c) 15
  6. 6.How many factors does 28 have?
  7. 7.How many factors does 10 have?
  8. 8.Which of these is a multiple of 4? (a) 11 (b) 24 (c) 9
  9. 9.What is the HCF of 24 and 56?
  10. 10.What is the LCM of 12 and 14?
  11. 11.Which of these is a multiple of 3? (a) 28 (b) 24 (c) 23
  12. 12.What is the HCF of 24 and 54?
  13. 13.Which of these is a prime number? (a) 24 (b) 17 (c) 22
  14. 14.What is the HCF of 9 and 63?
  15. 15.Which of these is a factor of 20? (a) 8 (b) 5 (c) 11
  16. 16.How many factors does 8 have?
  17. 17.Is 3 a factor of 16? (a) Yes (b) No
  18. 18.What is the LCM of 5 and 11?
  19. 19.What is the HCF of 18 and 63?
  20. 20.Which of these is a multiple of 3? (a) 17 (b) 20 (c) 12
  21. 21.What is the LCM of 10 and 15?
  22. 22.How many factors does 21 have?
  23. 23.Is 6 a factor of 66? (a) No (b) Yes
  24. 24.How many factors does 16 have?
  25. 25.Which of these is a factor of 48? (a) 8 (b) 36 (c) 17
  26. 26.What is the LCM of 4 and 15?
  27. 27.Is 5 a factor of 40? (a) Yes (b) No
  28. 28.Which of these is a prime number? (a) 46 (b) 16 (c) 41
  29. 29.What is the HCF of 5 and 35?
  30. 30.Which of these is a multiple of 9? (a) 82 (b) 30 (c) 63
  31. 31.Which of these is a factor of 30? (a) 3 (b) 25 (c) 16
  32. 32.What is the LCM of 8 and 10?
  33. 33.Which of these is a multiple of 9? (a) 47 (b) 56 (c) 54
  34. 34.Which of these is a multiple of 6? (a) 24 (b) 37 (c) 51
  35. 35.How many factors does 30 have?
  36. 36.What is the HCF of 56 and 64?
  37. 37.Is 6 a factor of 23? (a) Yes (b) No
  38. 38.What is the LCM of 7 and 9?
  39. 39.Is 3 a factor of 7? (a) No (b) Yes
  40. 40.What is the LCM of 7 and 12?

Answer key

  1. 35
  2. 7
  3. 6
  4. 3
  5. 15
  6. 6
  7. 4
  8. 24
  9. 8
  10. 84
  11. 24
  12. 6
  13. 17
  14. 9
  15. 5
  16. 4
  17. No
  18. 55
  19. 9
  20. 12
  21. 30
  22. 4
  23. Yes
  24. 5
  25. 8
  26. 60
  27. Yes
  28. 41
  29. 5
  30. 63
  31. 3
  32. 40
  33. 54
  34. 24
  35. 8
  36. 8
  37. No
  38. 63
  39. No
  40. 84

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