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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 163 · 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 7 and 11?
  2. 2.Is 7 a factor of 81? (a) Yes (b) No
  3. 3.What is the LCM of 5 and 6?
  4. 4.What is the LCM of 4 and 15?
  5. 5.How many factors does 14 have?
  6. 6.What is the HCF of 10 and 14?
  7. 7.Which of these is a factor of 36? (a) 3 (b) 15 (c) 24
  8. 8.What is the HCF of 25 and 40?
  9. 9.Which of these is a multiple of 11? (a) 25 (b) 44 (c) 78
  10. 10.Which of these is a factor of 48? (a) 32 (b) 24 (c) 13
  11. 11.What is the HCF of 24 and 42?
  12. 12.Is 4 a factor of 24? (a) No (b) Yes
  13. 13.Which of these is a multiple of 9? (a) 33 (b) 35 (c) 36
  14. 14.What is the LCM of 6 and 15?
  15. 15.Which of these is a multiple of 7? (a) 43 (b) 37 (c) 42
  16. 16.Which of these is a prime number? (a) 8 (b) 28 (c) 11
  17. 17.Is 7 a factor of 33? (a) No (b) Yes
  18. 18.What is the LCM of 4 and 13?
  19. 19.Which of these is a factor of 48? (a) 40 (b) 42 (c) 8
  20. 20.What is the HCF of 3 and 15?
  21. 21.How many factors does 28 have?
  22. 22.What is the LCM of 8 and 10?
  23. 23.Is 2 a factor of 12? (a) Yes (b) No
  24. 24.Which of these is a factor of 18? (a) 2 (b) 17 (c) 4
  25. 25.Which of these is a multiple of 4? (a) 24 (b) 9 (c) 33
  26. 26.What is the LCM of 6 and 11?
  27. 27.Which of these is a factor of 18? (a) 7 (b) 5 (c) 6
  28. 28.Which of these is a factor of 40? (a) 13 (b) 20 (c) 21
  29. 29.Which of these is a multiple of 11? (a) 66 (b) 83 (c) 81
  30. 30.What is the LCM of 2 and 15?
  31. 31.What is the LCM of 7 and 9?
  32. 32.Is 9 a factor of 108? (a) Yes (b) No
  33. 33.Is 7 a factor of 37? (a) Yes (b) No
  34. 34.What is the HCF of 12 and 54?
  35. 35.Which of these is a multiple of 10? (a) 31 (b) 35 (c) 20
  36. 36.What is the HCF of 18 and 21?
  37. 37.Is 7 a factor of 56? (a) Yes (b) No
  38. 38.What is the HCF of 10 and 12?
  39. 39.Which of these is a factor of 18? (a) 9 (b) 7 (c) 14
  40. 40.What is the HCF of 25 and 35?

Answer key

  1. 77
  2. No
  3. 30
  4. 60
  5. 4
  6. 2
  7. 3
  8. 5
  9. 44
  10. 24
  11. 6
  12. Yes
  13. 36
  14. 30
  15. 42
  16. 11
  17. No
  18. 52
  19. 8
  20. 3
  21. 6
  22. 40
  23. Yes
  24. 2
  25. 24
  26. 66
  27. 6
  28. 20
  29. 66
  30. 30
  31. 63
  32. Yes
  33. No
  34. 6
  35. 20
  36. 3
  37. Yes
  38. 2
  39. 9
  40. 5

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