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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 291 · 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 HCF of 10 and 35?
  2. 2.Which of these is a factor of 24? (a) 17 (b) 10 (c) 3
  3. 3.How many factors does 12 have?
  4. 4.Which of these is a factor of 18? (a) 14 (b) 8 (c) 6
  5. 5.How many factors does 40 have?
  6. 6.How many factors does 20 have?
  7. 7.Is 6 a factor of 14? (a) No (b) Yes
  8. 8.Which of these is a prime number? (a) 36 (b) 19 (c) 44
  9. 9.Which of these is a multiple of 8? (a) 20 (b) 60 (c) 64
  10. 10.Which of these is a factor of 20? (a) 10 (b) 9 (c) 18
  11. 11.Which of these is a prime number? (a) 39 (b) 11 (c) 34
  12. 12.Which of these is a multiple of 8? (a) 31 (b) 56 (c) 67
  13. 13.Which of these is a factor of 40? (a) 6 (b) 10 (c) 18
  14. 14.What is the HCF of 6 and 30?
  15. 15.Which of these is a multiple of 10? (a) 41 (b) 70 (c) 79
  16. 16.Which of these is a factor of 60? (a) 25 (b) 59 (c) 5
  17. 17.Is 6 a factor of 48? (a) Yes (b) No
  18. 18.Which of these is a prime number? (a) 17 (b) 9 (c) 8
  19. 19.Which of these is a factor of 12? (a) 11 (b) 8 (c) 4
  20. 20.What is the LCM of 5 and 6?
  21. 21.Which of these is a prime number? (a) 7 (b) 12 (c) 49
  22. 22.Is 4 a factor of 14? (a) Yes (b) No
  23. 23.Which of these is a prime number? (a) 20 (b) 23 (c) 44
  24. 24.Which of these is a factor of 40? (a) 21 (b) 20 (c) 38
  25. 25.Which of these is a multiple of 4? (a) 15 (b) 17 (c) 20
  26. 26.Which of these is a prime number? (a) 4 (b) 46 (c) 37
  27. 27.How many factors does 15 have?
  28. 28.Which of these is a multiple of 6? (a) 28 (b) 26 (c) 42
  29. 29.What is the HCF of 4 and 28?
  30. 30.What is the LCM of 4 and 9?
  31. 31.Is 8 a factor of 27? (a) Yes (b) No
  32. 32.How many factors does 10 have?
  33. 33.Which of these is a prime number? (a) 35 (b) 20 (c) 5
  34. 34.How many factors does 28 have?
  35. 35.How many factors does 36 have?
  36. 36.What is the HCF of 24 and 32?
  37. 37.What is the LCM of 5 and 13?
  38. 38.Which of these is a factor of 20? (a) 6 (b) 2 (c) 7
  39. 39.What is the LCM of 7 and 12?
  40. 40.How many factors does 21 have?

Answer key

  1. 5
  2. 3
  3. 6
  4. 6
  5. 8
  6. 6
  7. No
  8. 19
  9. 64
  10. 10
  11. 11
  12. 56
  13. 10
  14. 6
  15. 70
  16. 5
  17. Yes
  18. 17
  19. 4
  20. 30
  21. 7
  22. No
  23. 23
  24. 20
  25. 20
  26. 37
  27. 4
  28. 42
  29. 4
  30. 36
  31. No
  32. 4
  33. 5
  34. 6
  35. 9
  36. 8
  37. 65
  38. 2
  39. 84
  40. 4

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