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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 168 · 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 factor of 18? (a) 9 (b) 13 (c) 14
  2. 2.Which of these is a prime number? (a) 23 (b) 38 (c) 22
  3. 3.Which of these is a multiple of 10? (a) 96 (b) 50 (c) 68
  4. 4.Is 9 a factor of 63? (a) No (b) Yes
  5. 5.What is the HCF of 15 and 40?
  6. 6.What is the LCM of 4 and 5?
  7. 7.Which of these is a factor of 18? (a) 3 (b) 8 (c) 10
  8. 8.How many factors does 48 have?
  9. 9.Is 6 a factor of 12? (a) Yes (b) No
  10. 10.What is the LCM of 4 and 9?
  11. 11.Which of these is a prime number? (a) 10 (b) 8 (c) 37
  12. 12.Which of these is a multiple of 11? (a) 53 (b) 55 (c) 40
  13. 13.What is the HCF of 12 and 21?
  14. 14.Which of these is a factor of 60? (a) 55 (b) 3 (c) 23
  15. 15.How many factors does 45 have?
  16. 16.Which of these is a factor of 30? (a) 5 (b) 24 (c) 18
  17. 17.What is the HCF of 9 and 18?
  18. 18.Which of these is a factor of 48? (a) 6 (b) 32 (c) 36
  19. 19.Which of these is a prime number? (a) 11 (b) 18 (c) 42
  20. 20.What is the HCF of 6 and 36?
  21. 21.Which of these is a prime number? (a) 29 (b) 27 (c) 18
  22. 22.Which of these is a multiple of 11? (a) 44 (b) 97 (c) 89
  23. 23.How many factors does 14 have?
  24. 24.What is the HCF of 18 and 24?
  25. 25.Which of these is a prime number? (a) 22 (b) 43 (c) 8
  26. 26.Is 9 a factor of 31? (a) Yes (b) No
  27. 27.Which of these is a factor of 12? (a) 5 (b) 10 (c) 6
  28. 28.Which of these is a factor of 24? (a) 9 (b) 2 (c) 7
  29. 29.Which of these is a factor of 36? (a) 11 (b) 2 (c) 15
  30. 30.Is 5 a factor of 30? (a) No (b) Yes
  31. 31.Which of these is a factor of 40? (a) 16 (b) 8 (c) 9
  32. 32.Is 6 a factor of 43? (a) Yes (b) No
  33. 33.What is the HCF of 40 and 48?
  34. 34.Which of these is a prime number? (a) 25 (b) 2 (c) 16
  35. 35.Which of these is a prime number? (a) 27 (b) 17 (c) 16
  36. 36.Which of these is a factor of 18? (a) 17 (b) 6 (c) 16
  37. 37.How many factors does 42 have?
  38. 38.Which of these is a factor of 30? (a) 19 (b) 27 (c) 15
  39. 39.How many factors does 10 have?
  40. 40.What is the LCM of 6 and 15?

Answer key

  1. 9
  2. 23
  3. 50
  4. Yes
  5. 5
  6. 20
  7. 3
  8. 10
  9. Yes
  10. 36
  11. 37
  12. 55
  13. 3
  14. 3
  15. 6
  16. 5
  17. 9
  18. 6
  19. 11
  20. 6
  21. 29
  22. 44
  23. 4
  24. 6
  25. 43
  26. No
  27. 6
  28. 2
  29. 2
  30. Yes
  31. 8
  32. No
  33. 8
  34. 2
  35. 17
  36. 6
  37. 8
  38. 15
  39. 4
  40. 30

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