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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 302 · 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.What is the LCM of 3 and 5?
  2. 2.Is 2 a factor of 18? (a) Yes (b) No
  3. 3.What is the LCM of 5 and 13?
  4. 4.What is the LCM of 6 and 11?
  5. 5.How many factors does 24 have?
  6. 6.Which of these is a multiple of 5? (a) 23 (b) 13 (c) 35
  7. 7.What is the HCF of 18 and 27?
  8. 8.Which of these is a prime number? (a) 45 (b) 38 (c) 23
  9. 9.Is 9 a factor of 18? (a) No (b) Yes
  10. 10.Which of these is a multiple of 4? (a) 16 (b) 9 (c) 18
  11. 11.Which of these is a multiple of 10? (a) 24 (b) 20 (c) 47
  12. 12.Which of these is a prime number? (a) 35 (b) 12 (c) 5
  13. 13.Which of these is a multiple of 6? (a) 42 (b) 19 (c) 25
  14. 14.What is the HCF of 40 and 56?
  15. 15.What is the HCF of 25 and 40?
  16. 16.What is the LCM of 4 and 6?
  17. 17.Which of these is a multiple of 12? (a) 24 (b) 49 (c) 77
  18. 18.What is the LCM of 10 and 15?
  19. 19.Which of these is a factor of 60? (a) 35 (b) 6 (c) 36
  20. 20.Which of these is a factor of 30? (a) 19 (b) 5 (c) 4
  21. 21.What is the LCM of 4 and 5?
  22. 22.How many factors does 45 have?
  23. 23.How many factors does 32 have?
  24. 24.Which of these is a factor of 30? (a) 10 (b) 13 (c) 14
  25. 25.What is the HCF of 10 and 15?
  26. 26.Which of these is a prime number? (a) 6 (b) 18 (c) 3
  27. 27.Which of these is a multiple of 6? (a) 54 (b) 45 (c) 53
  28. 28.What is the LCM of 3 and 13?
  29. 29.How many factors does 40 have?
  30. 30.What is the LCM of 3 and 11?
  31. 31.What is the LCM of 5 and 6?
  32. 32.Is 3 a factor of 13? (a) No (b) Yes
  33. 33.What is the LCM of 2 and 3?
  34. 34.What is the HCF of 4 and 16?
  35. 35.What is the LCM of 6 and 9?
  36. 36.Which of these is a factor of 42? (a) 29 (b) 3 (c) 23
  37. 37.How many factors does 18 have?
  38. 38.What is the LCM of 4 and 10?
  39. 39.How many factors does 28 have?
  40. 40.What is the HCF of 49 and 56?

Answer key

  1. 15
  2. Yes
  3. 65
  4. 66
  5. 8
  6. 35
  7. 9
  8. 23
  9. Yes
  10. 16
  11. 20
  12. 5
  13. 42
  14. 8
  15. 5
  16. 12
  17. 24
  18. 30
  19. 6
  20. 5
  21. 20
  22. 6
  23. 6
  24. 10
  25. 5
  26. 3
  27. 54
  28. 39
  29. 8
  30. 33
  31. 30
  32. No
  33. 6
  34. 4
  35. 18
  36. 3
  37. 6
  38. 20
  39. 6
  40. 7

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