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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 106 · 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 multiple of 11? (a) 51 (b) 74 (c) 77
  2. 2.What is the LCM of 10 and 15?
  3. 3.What is the LCM of 5 and 11?
  4. 4.What is the HCF of 49 and 63?
  5. 5.Is 2 a factor of 17? (a) Yes (b) No
  6. 6.What is the HCF of 6 and 10?
  7. 7.Is 3 a factor of 6? (a) No (b) Yes
  8. 8.How many factors does 10 have?
  9. 9.What is the LCM of 5 and 12?
  10. 10.Is 7 a factor of 28? (a) No (b) Yes
  11. 11.What is the LCM of 4 and 11?
  12. 12.How many factors does 14 have?
  13. 13.What is the LCM of 9 and 12?
  14. 14.Which of these is a factor of 18? (a) 8 (b) 7 (c) 2
  15. 15.Which of these is a factor of 60? (a) 3 (b) 13 (c) 45
  16. 16.Which of these is a multiple of 6? (a) 36 (b) 25 (c) 28
  17. 17.Which of these is a factor of 40? (a) 9 (b) 16 (c) 5
  18. 18.What is the HCF of 7 and 14?
  19. 19.How many factors does 16 have?
  20. 20.Which of these is a multiple of 8? (a) 32 (b) 54 (c) 66
  21. 21.Which of these is a multiple of 6? (a) 53 (b) 48 (c) 56
  22. 22.What is the HCF of 8 and 10?
  23. 23.Which of these is a factor of 36? (a) 25 (b) 18 (c) 16
  24. 24.What is the HCF of 24 and 42?
  25. 25.Which of these is a factor of 18? (a) 5 (b) 9 (c) 13
  26. 26.What is the LCM of 2 and 3?
  27. 27.How many factors does 15 have?
  28. 28.Which of these is a multiple of 6? (a) 54 (b) 51 (c) 22
  29. 29.Which of these is a multiple of 8? (a) 53 (b) 16 (c) 67
  30. 30.What is the LCM of 5 and 6?
  31. 31.Is 9 a factor of 36? (a) Yes (b) No
  32. 32.Which of these is a prime number? (a) 41 (b) 15 (c) 34
  33. 33.Is 7 a factor of 63? (a) Yes (b) No
  34. 34.What is the LCM of 3 and 10?
  35. 35.Which of these is a prime number? (a) 17 (b) 39 (c) 27
  36. 36.Which of these is a prime number? (a) 2 (b) 8 (c) 14
  37. 37.Which of these is a factor of 48? (a) 12 (b) 44 (c) 10
  38. 38.Which of these is a prime number? (a) 31 (b) 20 (c) 10
  39. 39.Which of these is a factor of 60? (a) 7 (b) 9 (c) 30
  40. 40.What is the HCF of 6 and 18?

Answer key

  1. 77
  2. 30
  3. 55
  4. 7
  5. No
  6. 2
  7. Yes
  8. 4
  9. 60
  10. Yes
  11. 44
  12. 4
  13. 36
  14. 2
  15. 3
  16. 36
  17. 5
  18. 7
  19. 5
  20. 32
  21. 48
  22. 2
  23. 18
  24. 6
  25. 9
  26. 6
  27. 4
  28. 54
  29. 16
  30. 30
  31. Yes
  32. 41
  33. Yes
  34. 30
  35. 17
  36. 2
  37. 12
  38. 31
  39. 30
  40. 6

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