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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 104 · 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 8 have?
  2. 2.What is the LCM of 3 and 11?
  3. 3.Is 8 a factor of 40? (a) No (b) Yes
  4. 4.Which of these is a factor of 18? (a) 2 (b) 14 (c) 5
  5. 5.Which of these is a multiple of 12? (a) 69 (b) 65 (c) 24
  6. 6.Which of these is a prime number? (a) 7 (b) 14 (c) 15
  7. 7.What is the HCF of 10 and 15?
  8. 8.What is the HCF of 10 and 35?
  9. 9.Which of these is a factor of 20? (a) 12 (b) 5 (c) 8
  10. 10.Is 4 a factor of 16? (a) Yes (b) No
  11. 11.Which of these is a factor of 36? (a) 30 (b) 35 (c) 4
  12. 12.Which of these is a prime number? (a) 11 (b) 25 (c) 32
  13. 13.Which of these is a factor of 20? (a) 9 (b) 10 (c) 7
  14. 14.What is the LCM of 6 and 7?
  15. 15.How many factors does 16 have?
  16. 16.Which of these is a prime number? (a) 23 (b) 22 (c) 14
  17. 17.What is the HCF of 7 and 28?
  18. 18.Which of these is a prime number? (a) 15 (b) 36 (c) 17
  19. 19.Which of these is a prime number? (a) 21 (b) 47 (c) 4
  20. 20.Which of these is a multiple of 3? (a) 15 (b) 25 (c) 23
  21. 21.What is the HCF of 15 and 40?
  22. 22.Which of these is a factor of 24? (a) 23 (b) 19 (c) 6
  23. 23.Which of these is a multiple of 3? (a) 9 (b) 25 (c) 22
  24. 24.Which of these is a prime number? (a) 45 (b) 43 (c) 39
  25. 25.Which of these is a factor of 30? (a) 6 (b) 24 (c) 20
  26. 26.Which of these is a multiple of 4? (a) 25 (b) 36 (c) 37
  27. 27.Which of these is a multiple of 9? (a) 45 (b) 85 (c) 39
  28. 28.Which of these is a factor of 12? (a) 8 (b) 10 (c) 4
  29. 29.What is the HCF of 2 and 14?
  30. 30.How many factors does 15 have?
  31. 31.Which of these is a factor of 12? (a) 6 (b) 7 (c) 5
  32. 32.What is the HCF of 6 and 48?
  33. 33.Which of these is a factor of 48? (a) 40 (b) 6 (c) 7
  34. 34.What is the LCM of 2 and 9?
  35. 35.Which of these is a factor of 24? (a) 22 (b) 16 (c) 8
  36. 36.How many factors does 36 have?
  37. 37.Which of these is a multiple of 6? (a) 31 (b) 54 (c) 23
  38. 38.What is the LCM of 7 and 11?
  39. 39.How many factors does 30 have?
  40. 40.What is the LCM of 3 and 14?

Answer key

  1. 4
  2. 33
  3. Yes
  4. 2
  5. 24
  6. 7
  7. 5
  8. 5
  9. 5
  10. Yes
  11. 4
  12. 11
  13. 10
  14. 42
  15. 5
  16. 23
  17. 7
  18. 17
  19. 47
  20. 15
  21. 5
  22. 6
  23. 9
  24. 43
  25. 6
  26. 36
  27. 45
  28. 4
  29. 2
  30. 4
  31. 6
  32. 6
  33. 6
  34. 18
  35. 8
  36. 9
  37. 54
  38. 77
  39. 8
  40. 42

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