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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 173 · 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) 11 (b) 18 (c) 40
  2. 2.Which of these is a multiple of 8? (a) 26 (b) 67 (c) 32
  3. 3.Which of these is a factor of 30? (a) 19 (b) 28 (c) 2
  4. 4.Is 2 a factor of 19? (a) No (b) Yes
  5. 5.What is the LCM of 2 and 3?
  6. 6.Is 9 a factor of 72? (a) Yes (b) No
  7. 7.What is the LCM of 4 and 5?
  8. 8.Which of these is a multiple of 6? (a) 52 (b) 30 (c) 14
  9. 9.How many factors does 20 have?
  10. 10.Is 8 a factor of 32? (a) No (b) Yes
  11. 11.Is 4 a factor of 15? (a) Yes (b) No
  12. 12.Is 4 a factor of 20? (a) No (b) Yes
  13. 13.Which of these is a multiple of 8? (a) 24 (b) 26 (c) 38
  14. 14.Which of these is a prime number? (a) 26 (b) 34 (c) 23
  15. 15.Which of these is a prime number? (a) 34 (b) 6 (c) 17
  16. 16.What is the LCM of 8 and 14?
  17. 17.How many factors does 6 have?
  18. 18.What is the LCM of 4 and 14?
  19. 19.What is the LCM of 12 and 15?
  20. 20.How many factors does 10 have?
  21. 21.How many factors does 14 have?
  22. 22.Which of these is a factor of 20? (a) 14 (b) 16 (c) 2
  23. 23.How many factors does 8 have?
  24. 24.Which of these is a prime number? (a) 37 (b) 26 (c) 21
  25. 25.Which of these is a prime number? (a) 33 (b) 15 (c) 31
  26. 26.Is 2 a factor of 9? (a) Yes (b) No
  27. 27.How many factors does 15 have?
  28. 28.How many factors does 48 have?
  29. 29.Is 4 a factor of 29? (a) Yes (b) No
  30. 30.Is 6 a factor of 36? (a) No (b) Yes
  31. 31.What is the LCM of 8 and 11?
  32. 32.Is 5 a factor of 50? (a) No (b) Yes
  33. 33.Which of these is a multiple of 5? (a) 13 (b) 46 (c) 25
  34. 34.Is 8 a factor of 56? (a) No (b) Yes
  35. 35.Which of these is a multiple of 8? (a) 17 (b) 21 (c) 64
  36. 36.Which of these is a prime number? (a) 24 (b) 32 (c) 43
  37. 37.Which of these is a multiple of 8? (a) 44 (b) 78 (c) 16
  38. 38.Is 4 a factor of 10? (a) Yes (b) No
  39. 39.Which of these is a multiple of 11? (a) 51 (b) 34 (c) 66
  40. 40.What is the HCF of 6 and 10?

Answer key

  1. 11
  2. 32
  3. 2
  4. No
  5. 6
  6. Yes
  7. 20
  8. 30
  9. 6
  10. Yes
  11. No
  12. Yes
  13. 24
  14. 23
  15. 17
  16. 56
  17. 4
  18. 28
  19. 60
  20. 4
  21. 4
  22. 2
  23. 4
  24. 37
  25. 31
  26. No
  27. 4
  28. 10
  29. No
  30. Yes
  31. 88
  32. Yes
  33. 25
  34. Yes
  35. 64
  36. 43
  37. 16
  38. No
  39. 66
  40. 2

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