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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 199 · 40 sums
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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 multiple of 5? (a) 14 (b) 38 (c) 30
  2. 2.Which of these is a factor of 60? (a) 6 (b) 26 (c) 31
  3. 3.How many factors does 18 have?
  4. 4.Which of these is a factor of 42? (a) 2 (b) 11 (c) 15
  5. 5.How many factors does 12 have?
  6. 6.Which of these is a factor of 20? (a) 12 (b) 5 (c) 6
  7. 7.Which of these is a factor of 18? (a) 4 (b) 3 (c) 13
  8. 8.What is the HCF of 2 and 8?
  9. 9.What is the LCM of 10 and 15?
  10. 10.Which of these is a prime number? (a) 31 (b) 30 (c) 49
  11. 11.Which of these is a factor of 12? (a) 5 (b) 4 (c) 11
  12. 12.Which of these is a prime number? (a) 50 (b) 36 (c) 2
  13. 13.Which of these is a factor of 24? (a) 2 (b) 19 (c) 23
  14. 14.Which of these is a factor of 60? (a) 19 (b) 28 (c) 4
  15. 15.Which of these is a multiple of 7? (a) 33 (b) 49 (c) 68
  16. 16.Which of these is a prime number? (a) 50 (b) 46 (c) 7
  17. 17.Which of these is a factor of 48? (a) 5 (b) 7 (c) 16
  18. 18.What is the LCM of 6 and 13?
  19. 19.Which of these is a multiple of 4? (a) 14 (b) 24 (c) 15
  20. 20.Which of these is a prime number? (a) 10 (b) 26 (c) 41
  21. 21.What is the HCF of 28 and 63?
  22. 22.What is the HCF of 12 and 16?
  23. 23.Is 7 a factor of 42? (a) Yes (b) No
  24. 24.What is the HCF of 6 and 30?
  25. 25.Which of these is a prime number? (a) 19 (b) 6 (c) 32
  26. 26.Is 8 a factor of 96? (a) No (b) Yes
  27. 27.What is the LCM of 4 and 15?
  28. 28.Which of these is a factor of 36? (a) 19 (b) 32 (c) 3
  29. 29.Which of these is a factor of 36? (a) 34 (b) 13 (c) 18
  30. 30.Which of these is a factor of 42? (a) 14 (b) 28 (c) 11
  31. 31.How many factors does 21 have?
  32. 32.Which of these is a factor of 12? (a) 3 (b) 7 (c) 11
  33. 33.How many factors does 36 have?
  34. 34.What is the LCM of 8 and 10?
  35. 35.What is the HCF of 6 and 54?
  36. 36.Which of these is a factor of 20? (a) 17 (b) 2 (c) 9
  37. 37.Which of these is a prime number? (a) 11 (b) 45 (c) 8
  38. 38.Which of these is a factor of 40? (a) 16 (b) 38 (c) 10
  39. 39.What is the HCF of 35 and 42?
  40. 40.How many factors does 40 have?

Answer key

  1. 30
  2. 6
  3. 6
  4. 2
  5. 6
  6. 5
  7. 3
  8. 2
  9. 30
  10. 31
  11. 4
  12. 2
  13. 2
  14. 4
  15. 49
  16. 7
  17. 16
  18. 78
  19. 24
  20. 41
  21. 7
  22. 4
  23. Yes
  24. 6
  25. 19
  26. Yes
  27. 60
  28. 3
  29. 18
  30. 14
  31. 4
  32. 3
  33. 9
  34. 40
  35. 6
  36. 2
  37. 11
  38. 10
  39. 7
  40. 8

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