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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 32 · 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.

NameDateTime takenScore ___ / 40
  1. 1.How many factors does 16 have?
  2. 2.What is the LCM of 2 and 3?
  3. 3.Which of these is a factor of 60? (a) 5 (b) 46 (c) 54
  4. 4.Which of these is a prime number? (a) 48 (b) 47 (c) 42
  5. 5.Which of these is a multiple of 4? (a) 28 (b) 13 (c) 39
  6. 6.Is 6 a factor of 38? (a) Yes (b) No
  7. 7.Which of these is a prime number? (a) 39 (b) 41 (c) 44
  8. 8.Which of these is a prime number? (a) 11 (b) 46 (c) 39
  9. 9.Is 4 a factor of 20? (a) Yes (b) No
  10. 10.What is the HCF of 12 and 21?
  11. 11.How many factors does 12 have?
  12. 12.Which of these is a prime number? (a) 23 (b) 24 (c) 25
  13. 13.Which of these is a prime number? (a) 16 (b) 5 (c) 6
  14. 14.Which of these is a prime number? (a) 32 (b) 33 (c) 7
  15. 15.Which of these is a prime number? (a) 46 (b) 8 (c) 13
  16. 16.Is 9 a factor of 90? (a) Yes (b) No
  17. 17.Which of these is a prime number? (a) 33 (b) 45 (c) 29
  18. 18.Which of these is a factor of 60? (a) 36 (b) 37 (c) 2
  19. 19.Is 6 a factor of 24? (a) No (b) Yes
  20. 20.What is the HCF of 6 and 30?
  21. 21.Which of these is a factor of 18? (a) 15 (b) 11 (c) 3
  22. 22.Which of these is a multiple of 3? (a) 23 (b) 9
  23. 23.Is 9 a factor of 99? (a) No (b) Yes
  24. 24.Which of these is a factor of 30? (a) 4 (b) 2 (c) 19
  25. 25.Is 3 a factor of 24? (a) Yes (b) No
  26. 26.Which of these is a factor of 60? (a) 43 (b) 52 (c) 6
  27. 27.How many factors does 45 have?
  28. 28.What is the LCM of 5 and 9?
  29. 29.Which of these is a factor of 12? (a) 2 (b) 7 (c) 11
  30. 30.Which of these is a factor of 40? (a) 30 (b) 31 (c) 2
  31. 31.What is the LCM of 3 and 5?
  32. 32.Is 3 a factor of 23? (a) Yes (b) No
  33. 33.What is the HCF of 48 and 56?
  34. 34.What is the LCM of 7 and 10?
  35. 35.Which of these is a factor of 30? (a) 22 (b) 16 (c) 3
  36. 36.What is the LCM of 9 and 15?
  37. 37.What is the LCM of 8 and 10?
  38. 38.Which of these is a factor of 24? (a) 13 (b) 20 (c) 3
  39. 39.Which of these is a prime number? (a) 49 (b) 17 (c) 6
  40. 40.What is the HCF of 36 and 45?

Answer key

  1. 5
  2. 6
  3. 5
  4. 47
  5. 28
  6. No
  7. 41
  8. 11
  9. Yes
  10. 3
  11. 6
  12. 23
  13. 5
  14. 7
  15. 13
  16. Yes
  17. 29
  18. 2
  19. Yes
  20. 6
  21. 3
  22. 9
  23. Yes
  24. 2
  25. Yes
  26. 6
  27. 6
  28. 45
  29. 2
  30. 2
  31. 15
  32. No
  33. 8
  34. 70
  35. 3
  36. 45
  37. 40
  38. 3
  39. 17
  40. 9

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