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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 222 · 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 12 have?
  2. 2.Which of these is a factor of 40? (a) 4 (b) 23 (c) 11
  3. 3.How many factors does 21 have?
  4. 4.What is the LCM of 3 and 14?
  5. 5.Which of these is a factor of 24? (a) 14 (b) 21 (c) 8
  6. 6.Which of these is a factor of 60? (a) 55 (b) 12 (c) 9
  7. 7.What is the HCF of 15 and 21?
  8. 8.Which of these is a prime number? (a) 49 (b) 26 (c) 2
  9. 9.How many factors does 14 have?
  10. 10.Which of these is a multiple of 11? (a) 25 (b) 77 (c) 35
  11. 11.What is the HCF of 9 and 54?
  12. 12.Which of these is a factor of 42? (a) 19 (b) 13 (c) 21
  13. 13.Which of these is a factor of 30? (a) 10 (b) 24 (c) 8
  14. 14.Which of these is a prime number? (a) 34 (b) 38 (c) 31
  15. 15.Is 8 a factor of 80? (a) Yes (b) No
  16. 16.Which of these is a factor of 40? (a) 36 (b) 8 (c) 27
  17. 17.Which of these is a multiple of 4? (a) 36 (b) 31 (c) 27
  18. 18.Is 8 a factor of 48? (a) Yes (b) No
  19. 19.Is 3 a factor of 15? (a) Yes (b) No
  20. 20.Which of these is a multiple of 11? (a) 55 (b) 32 (c) 25
  21. 21.How many factors does 30 have?
  22. 22.What is the HCF of 6 and 8?
  23. 23.Is 3 a factor of 36? (a) Yes (b) No
  24. 24.Is 9 a factor of 113? (a) Yes (b) No
  25. 25.Which of these is a factor of 24? (a) 21 (b) 12 (c) 11
  26. 26.Which of these is a factor of 40? (a) 30 (b) 14 (c) 10
  27. 27.Which of these is a multiple of 8? (a) 17 (b) 65 (c) 48
  28. 28.Is 9 a factor of 22? (a) Yes (b) No
  29. 29.What is the HCF of 24 and 42?
  30. 30.Which of these is a factor of 42? (a) 2 (b) 15 (c) 28
  31. 31.What is the HCF of 28 and 35?
  32. 32.What is the HCF of 6 and 48?
  33. 33.Which of these is a factor of 30? (a) 6 (b) 4 (c) 16
  34. 34.Is 6 a factor of 18? (a) Yes (b) No
  35. 35.What is the HCF of 20 and 35?
  36. 36.How many factors does 8 have?
  37. 37.What is the HCF of 2 and 10?
  38. 38.What is the LCM of 4 and 6?
  39. 39.What is the LCM of 7 and 8?
  40. 40.Which of these is a prime number? (a) 9 (b) 25 (c) 5

Answer key

  1. 6
  2. 4
  3. 4
  4. 42
  5. 8
  6. 12
  7. 3
  8. 2
  9. 4
  10. 77
  11. 9
  12. 21
  13. 10
  14. 31
  15. Yes
  16. 8
  17. 36
  18. Yes
  19. Yes
  20. 55
  21. 8
  22. 2
  23. Yes
  24. No
  25. 12
  26. 10
  27. 48
  28. No
  29. 6
  30. 2
  31. 7
  32. 6
  33. 6
  34. Yes
  35. 5
  36. 4
  37. 2
  38. 12
  39. 56
  40. 5

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