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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 198 · 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.Which of these is a factor of 24? (a) 16 (b) 8 (c) 13
  2. 2.How many factors does 40 have?
  3. 3.What is the HCF of 30 and 54?
  4. 4.Which of these is a prime number? (a) 36 (b) 23 (c) 50
  5. 5.Which of these is a prime number? (a) 33 (b) 44 (c) 43
  6. 6.Is 6 a factor of 30? (a) Yes (b) No
  7. 7.What is the HCF of 20 and 25?
  8. 8.How many factors does 32 have?
  9. 9.Is 4 a factor of 12? (a) No (b) Yes
  10. 10.Which of these is a prime number? (a) 37 (b) 46 (c) 18
  11. 11.How many factors does 42 have?
  12. 12.What is the LCM of 7 and 12?
  13. 13.What is the HCF of 7 and 28?
  14. 14.What is the HCF of 14 and 49?
  15. 15.What is the HCF of 20 and 36?
  16. 16.Which of these is a prime number? (a) 27 (b) 49 (c) 29
  17. 17.Is 4 a factor of 37? (a) Yes (b) No
  18. 18.What is the HCF of 25 and 40?
  19. 19.Is 2 a factor of 17? (a) No (b) Yes
  20. 20.Is 4 a factor of 44? (a) No (b) Yes
  21. 21.What is the LCM of 7 and 9?
  22. 22.How many factors does 16 have?
  23. 23.What is the LCM of 7 and 8?
  24. 24.Which of these is a multiple of 4? (a) 25 (b) 32 (c) 33
  25. 25.Which of these is a multiple of 5? (a) 30 (b) 16 (c) 43
  26. 26.Which of these is a prime number? (a) 28 (b) 13 (c) 25
  27. 27.Is 6 a factor of 23? (a) Yes (b) No
  28. 28.Is 2 a factor of 7? (a) No (b) Yes
  29. 29.Is 3 a factor of 20? (a) No (b) Yes
  30. 30.What is the HCF of 7 and 49?
  31. 31.What is the HCF of 8 and 48?
  32. 32.How many factors does 14 have?
  33. 33.How many factors does 12 have?
  34. 34.How many factors does 24 have?
  35. 35.Is 2 a factor of 19? (a) Yes (b) No
  36. 36.Which of these is a multiple of 5? (a) 10 (b) 13 (c) 39
  37. 37.How many factors does 8 have?
  38. 38.What is the HCF of 5 and 30?
  39. 39.What is the HCF of 16 and 36?
  40. 40.What is the LCM of 8 and 9?

Answer key

  1. 8
  2. 8
  3. 6
  4. 23
  5. 43
  6. Yes
  7. 5
  8. 6
  9. Yes
  10. 37
  11. 8
  12. 84
  13. 7
  14. 7
  15. 4
  16. 29
  17. No
  18. 5
  19. No
  20. Yes
  21. 63
  22. 5
  23. 56
  24. 32
  25. 30
  26. 13
  27. No
  28. No
  29. No
  30. 7
  31. 8
  32. 4
  33. 6
  34. 8
  35. No
  36. 10
  37. 4
  38. 5
  39. 4
  40. 72

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