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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 309 · 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 factor of 12? (a) 11 (b) 6 (c) 9
  2. 2.What is the HCF of 16 and 36?
  3. 3.Which of these is a factor of 42? (a) 5 (b) 21 (c) 23
  4. 4.Is 6 a factor of 24? (a) Yes (b) No
  5. 5.Is 8 a factor of 100? (a) No (b) Yes
  6. 6.How many factors does 20 have?
  7. 7.Which of these is a multiple of 5? (a) 11 (b) 16 (c) 25
  8. 8.What is the LCM of 6 and 8?
  9. 9.What is the HCF of 9 and 12?
  10. 10.Which of these is a multiple of 11? (a) 22 (b) 45 (c) 23
  11. 11.Which of these is a factor of 36? (a) 35 (b) 13 (c) 6
  12. 12.Which of these is a prime number? (a) 35 (b) 13 (c) 27
  13. 13.What is the HCF of 4 and 16?
  14. 14.What is the LCM of 8 and 12?
  15. 15.Which of these is a prime number? (a) 6 (b) 2 (c) 20
  16. 16.Which of these is a factor of 12? (a) 7 (b) 8 (c) 4
  17. 17.What is the HCF of 2 and 4?
  18. 18.Which of these is a multiple of 5? (a) 11 (b) 40 (c) 33
  19. 19.What is the LCM of 8 and 10?
  20. 20.Which of these is a factor of 60? (a) 57 (b) 31 (c) 4
  21. 21.Which of these is a prime number? (a) 18 (b) 8 (c) 37
  22. 22.What is the HCF of 3 and 6?
  23. 23.What is the HCF of 4 and 24?
  24. 24.What is the HCF of 21 and 28?
  25. 25.Is 3 a factor of 27? (a) No (b) Yes
  26. 26.Is 9 a factor of 51? (a) Yes (b) No
  27. 27.What is the HCF of 9 and 63?
  28. 28.How many factors does 45 have?
  29. 29.Which of these is a multiple of 4? (a) 31 (b) 21 (c) 28
  30. 30.Which of these is a factor of 40? (a) 10 (b) 30 (c) 31
  31. 31.Is 6 a factor of 34? (a) No (b) Yes
  32. 32.Which of these is a prime number? (a) 8 (b) 3 (c) 39
  33. 33.What is the LCM of 7 and 11?
  34. 34.Which of these is a multiple of 7? (a) 63 (b) 66 (c) 60
  35. 35.How many factors does 36 have?
  36. 36.What is the HCF of 6 and 14?
  37. 37.Which of these is a prime number? (a) 47 (b) 30 (c) 44
  38. 38.Which of these is a factor of 12? (a) 2 (b) 5 (c) 8
  39. 39.Which of these is a factor of 48? (a) 40 (b) 8 (c) 17
  40. 40.Which of these is a multiple of 3? (a) 29 (b) 13 (c) 9

Answer key

  1. 6
  2. 4
  3. 21
  4. Yes
  5. No
  6. 6
  7. 25
  8. 24
  9. 3
  10. 22
  11. 6
  12. 13
  13. 4
  14. 24
  15. 2
  16. 4
  17. 2
  18. 40
  19. 40
  20. 4
  21. 37
  22. 3
  23. 4
  24. 7
  25. Yes
  26. No
  27. 9
  28. 6
  29. 28
  30. 10
  31. No
  32. 3
  33. 77
  34. 63
  35. 9
  36. 2
  37. 47
  38. 2
  39. 8
  40. 9

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