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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 194 · 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.What is the LCM of 2 and 7?
  2. 2.Which of these is a factor of 48? (a) 38 (b) 40 (c) 6
  3. 3.What is the LCM of 4 and 5?
  4. 4.Which of these is a factor of 48? (a) 10 (b) 2 (c) 32
  5. 5.What is the HCF of 3 and 24?
  6. 6.Which of these is a multiple of 5? (a) 28 (b) 40 (c) 39
  7. 7.Which of these is a factor of 20? (a) 13 (b) 19 (c) 10
  8. 8.Which of these is a multiple of 4? (a) 18 (b) 32 (c) 27
  9. 9.Which of these is a prime number? (a) 44 (b) 31 (c) 35
  10. 10.Which of these is a factor of 42? (a) 27 (b) 3 (c) 31
  11. 11.How many factors does 42 have?
  12. 12.Which of these is a multiple of 7? (a) 28 (b) 20 (c) 22
  13. 13.What is the LCM of 10 and 15?
  14. 14.Which of these is a prime number? (a) 25 (b) 47 (c) 40
  15. 15.How many factors does 8 have?
  16. 16.Which of these is a multiple of 11? (a) 78 (b) 55 (c) 46
  17. 17.What is the LCM of 7 and 10?
  18. 18.Which of these is a factor of 30? (a) 26 (b) 22 (c) 15
  19. 19.What is the LCM of 2 and 5?
  20. 20.What is the HCF of 35 and 56?
  21. 21.How many factors does 16 have?
  22. 22.How many factors does 36 have?
  23. 23.Which of these is a multiple of 6? (a) 52 (b) 53 (c) 24
  24. 24.Which of these is a factor of 20? (a) 4 (b) 3 (c) 12
  25. 25.What is the LCM of 3 and 4?
  26. 26.Which of these is a factor of 36? (a) 10 (b) 2 (c) 24
  27. 27.Which of these is a prime number? (a) 24 (b) 23 (c) 35
  28. 28.What is the LCM of 3 and 7?
  29. 29.What is the LCM of 6 and 14?
  30. 30.How many factors does 15 have?
  31. 31.What is the HCF of 8 and 16?
  32. 32.What is the HCF of 30 and 54?
  33. 33.Which of these is a prime number? (a) 17 (b) 16 (c) 46
  34. 34.Is 4 a factor of 11? (a) No (b) Yes
  35. 35.Which of these is a multiple of 5? (a) 47 (b) 39 (c) 15
  36. 36.Which of these is a factor of 12? (a) 2 (b) 9 (c) 8
  37. 37.Which of these is a multiple of 8? (a) 49 (b) 64 (c) 50
  38. 38.How many factors does 12 have?
  39. 39.Is 2 a factor of 18? (a) Yes (b) No
  40. 40.Which of these is a factor of 12? (a) 7 (b) 10 (c) 4

Answer key

  1. 14
  2. 6
  3. 20
  4. 2
  5. 3
  6. 40
  7. 10
  8. 32
  9. 31
  10. 3
  11. 8
  12. 28
  13. 30
  14. 47
  15. 4
  16. 55
  17. 70
  18. 15
  19. 10
  20. 7
  21. 5
  22. 9
  23. 24
  24. 4
  25. 12
  26. 2
  27. 23
  28. 21
  29. 42
  30. 4
  31. 8
  32. 6
  33. 17
  34. No
  35. 15
  36. 2
  37. 64
  38. 6
  39. Yes
  40. 4

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