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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 228 · 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 prime number? (a) 44 (b) 35 (c) 7
  2. 2.Is 5 a factor of 36? (a) Yes (b) No
  3. 3.Is 7 a factor of 42? (a) Yes (b) No
  4. 4.How many factors does 20 have?
  5. 5.Is 7 a factor of 35? (a) Yes (b) No
  6. 6.Which of these is a factor of 20? (a) 12 (b) 4 (c) 6
  7. 7.What is the LCM of 6 and 11?
  8. 8.Which of these is a factor of 30? (a) 24 (b) 13 (c) 3
  9. 9.Which of these is a prime number? (a) 29 (b) 42 (c) 4
  10. 10.What is the LCM of 9 and 10?
  11. 11.Which of these is a prime number? (a) 12 (b) 14 (c) 17
  12. 12.Which of these is a multiple of 10? (a) 34 (b) 40 (c) 26
  13. 13.What is the LCM of 8 and 9?
  14. 14.Which of these is a prime number? (a) 35 (b) 9 (c) 47
  15. 15.What is the LCM of 5 and 13?
  16. 16.Which of these is a factor of 30? (a) 7 (b) 15 (c) 25
  17. 17.Which of these is a factor of 36? (a) 20 (b) 30 (c) 9
  18. 18.Which of these is a multiple of 7? (a) 43 (b) 16 (c) 28
  19. 19.Which of these is a multiple of 4? (a) 38 (b) 24
  20. 20.Which of these is a factor of 40? (a) 15 (b) 4 (c) 6
  21. 21.Which of these is a factor of 60? (a) 20 (b) 48 (c) 57
  22. 22.How many factors does 40 have?
  23. 23.What is the HCF of 15 and 20?
  24. 24.Which of these is a prime number? (a) 20 (b) 5 (c) 10
  25. 25.Which of these is a multiple of 5? (a) 34 (b) 24 (c) 20
  26. 26.Which of these is a prime number? (a) 49 (b) 4 (c) 3
  27. 27.Is 9 a factor of 80? (a) Yes (b) No
  28. 28.Which of these is a prime number? (a) 49 (b) 34 (c) 2
  29. 29.Is 2 a factor of 9? (a) No (b) Yes
  30. 30.How many factors does 24 have?
  31. 31.Is 3 a factor of 12? (a) No (b) Yes
  32. 32.Is 3 a factor of 14? (a) No (b) Yes
  33. 33.How many factors does 36 have?
  34. 34.Which of these is a factor of 42? (a) 29 (b) 23 (c) 6
  35. 35.How many factors does 6 have?
  36. 36.Which of these is a factor of 12? (a) 7 (b) 6 (c) 11
  37. 37.What is the LCM of 6 and 7?
  38. 38.Which of these is a multiple of 11? (a) 27 (b) 44 (c) 47
  39. 39.What is the HCF of 30 and 54?
  40. 40.What is the HCF of 35 and 49?

Answer key

  1. 7
  2. No
  3. Yes
  4. 6
  5. Yes
  6. 4
  7. 66
  8. 3
  9. 29
  10. 90
  11. 17
  12. 40
  13. 72
  14. 47
  15. 65
  16. 15
  17. 9
  18. 28
  19. 24
  20. 4
  21. 20
  22. 8
  23. 5
  24. 5
  25. 20
  26. 3
  27. No
  28. 2
  29. No
  30. 8
  31. Yes
  32. No
  33. 9
  34. 6
  35. 4
  36. 6
  37. 42
  38. 44
  39. 6
  40. 7

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