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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 185 · 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 6 have?
  2. 2.Which of these is a factor of 18? (a) 3 (b) 15 (c) 17
  3. 3.What is the HCF of 6 and 10?
  4. 4.Which of these is a factor of 12? (a) 5 (b) 8 (c) 4
  5. 5.How many factors does 15 have?
  6. 6.Is 6 a factor of 30? (a) No (b) Yes
  7. 7.How many factors does 40 have?
  8. 8.Which of these is a factor of 24? (a) 4 (b) 18 (c) 14
  9. 9.Which of these is a prime number? (a) 26 (b) 18 (c) 13
  10. 10.Which of these is a multiple of 7? (a) 67 (b) 24 (c) 21
  11. 11.Which of these is a prime number? (a) 15 (b) 25 (c) 3
  12. 12.Which of these is a factor of 60? (a) 48 (b) 25 (c) 15
  13. 13.How many factors does 16 have?
  14. 14.Which of these is a factor of 20? (a) 7 (b) 2 (c) 6
  15. 15.How many factors does 14 have?
  16. 16.Is 3 a factor of 28? (a) Yes (b) No
  17. 17.Is 3 a factor of 21? (a) No (b) Yes
  18. 18.Is 6 a factor of 42? (a) Yes (b) No
  19. 19.Which of these is a prime number? (a) 46 (b) 11 (c) 33
  20. 20.How many factors does 48 have?
  21. 21.How many factors does 8 have?
  22. 22.Is 7 a factor of 74? (a) Yes (b) No
  23. 23.Which of these is a prime number? (a) 2 (b) 32 (c) 50
  24. 24.What is the LCM of 2 and 15?
  25. 25.Which of these is a multiple of 3? (a) 24 (b) 7
  26. 26.What is the HCF of 2 and 18?
  27. 27.How many factors does 32 have?
  28. 28.Is 8 a factor of 17? (a) Yes (b) No
  29. 29.Which of these is a multiple of 5? (a) 30 (b) 11 (c) 13
  30. 30.How many factors does 42 have?
  31. 31.What is the HCF of 10 and 16?
  32. 32.Is 3 a factor of 33? (a) No (b) Yes
  33. 33.What is the HCF of 8 and 24?
  34. 34.Which of these is a prime number? (a) 48 (b) 49 (c) 17
  35. 35.What is the HCF of 8 and 64?
  36. 36.Is 3 a factor of 26? (a) Yes (b) No
  37. 37.What is the LCM of 4 and 6?
  38. 38.Which of these is a factor of 36? (a) 12 (b) 32 (c) 5
  39. 39.What is the HCF of 21 and 28?
  40. 40.Which of these is a factor of 40? (a) 34 (b) 8 (c) 31

Answer key

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

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