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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 47 · 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 16 have?
  2. 2.How many factors does 6 have?
  3. 3.Which of these is a prime number? (a) 40 (b) 31 (c) 15
  4. 4.Is 3 a factor of 8? (a) Yes (b) No
  5. 5.Which of these is a prime number? (a) 44 (b) 8 (c) 3
  6. 6.Is 3 a factor of 14? (a) Yes (b) No
  7. 7.What is the HCF of 16 and 40?
  8. 8.Which of these is a prime number? (a) 6 (b) 35 (c) 29
  9. 9.What is the LCM of 6 and 7?
  10. 10.Which of these is a factor of 40? (a) 4 (b) 33 (c) 9
  11. 11.How many factors does 18 have?
  12. 12.Which of these is a prime number? (a) 15 (b) 37 (c) 10
  13. 13.How many factors does 40 have?
  14. 14.Which of these is a prime number? (a) 33 (b) 20 (c) 7
  15. 15.Is 7 a factor of 49? (a) No (b) Yes
  16. 16.Which of these is a factor of 36? (a) 2 (b) 21 (c) 20
  17. 17.Which of these is a multiple of 4? (a) 39 (b) 21 (c) 8
  18. 18.Which of these is a factor of 30? (a) 13 (b) 10 (c) 9
  19. 19.Which of these is a prime number? (a) 23 (b) 36 (c) 15
  20. 20.What is the HCF of 30 and 35?
  21. 21.Which of these is a factor of 20? (a) 8 (b) 12 (c) 10
  22. 22.What is the LCM of 4 and 6?
  23. 23.Which of these is a multiple of 8? (a) 64 (b) 71 (c) 43
  24. 24.Is 6 a factor of 24? (a) No (b) Yes
  25. 25.Which of these is a prime number? (a) 8 (b) 47 (c) 12
  26. 26.Is 7 a factor of 84? (a) No (b) Yes
  27. 27.What is the LCM of 5 and 6?
  28. 28.Is 2 a factor of 4? (a) No (b) Yes
  29. 29.Is 2 a factor of 14? (a) No (b) Yes
  30. 30.How many factors does 48 have?
  31. 31.Which of these is a factor of 12? (a) 9 (b) 10 (c) 4
  32. 32.What is the HCF of 14 and 18?
  33. 33.Which of these is a prime number? (a) 42 (b) 34 (c) 2
  34. 34.Which of these is a multiple of 9? (a) 36 (b) 66 (c) 44
  35. 35.How many factors does 14 have?
  36. 36.What is the LCM of 10 and 14?
  37. 37.What is the HCF of 15 and 20?
  38. 38.Which of these is a factor of 24? (a) 21 (b) 12 (c) 20
  39. 39.How many factors does 8 have?
  40. 40.How many factors does 10 have?

Answer key

  1. 5
  2. 4
  3. 31
  4. No
  5. 3
  6. No
  7. 8
  8. 29
  9. 42
  10. 4
  11. 6
  12. 37
  13. 8
  14. 7
  15. Yes
  16. 2
  17. 8
  18. 10
  19. 23
  20. 5
  21. 10
  22. 12
  23. 64
  24. Yes
  25. 47
  26. Yes
  27. 30
  28. Yes
  29. Yes
  30. 10
  31. 4
  32. 2
  33. 2
  34. 36
  35. 4
  36. 70
  37. 5
  38. 12
  39. 4
  40. 4

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