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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 246 · 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 12? (a) 10 (b) 6 (c) 8
  2. 2.What is the LCM of 8 and 12?
  3. 3.Which of these is a multiple of 7? (a) 20 (b) 28 (c) 34
  4. 4.Which of these is a prime number? (a) 38 (b) 19 (c) 10
  5. 5.How many factors does 24 have?
  6. 6.How many factors does 40 have?
  7. 7.Which of these is a factor of 20? (a) 18 (b) 16 (c) 4
  8. 8.Which of these is a multiple of 3? (a) 28 (b) 26 (c) 15
  9. 9.What is the HCF of 28 and 49?
  10. 10.What is the HCF of 4 and 16?
  11. 11.Which of these is a factor of 24? (a) 20 (b) 2 (c) 14
  12. 12.What is the LCM of 10 and 15?
  13. 13.Which of these is a factor of 20? (a) 14 (b) 7 (c) 5
  14. 14.How many factors does 15 have?
  15. 15.What is the HCF of 32 and 40?
  16. 16.Which of these is a multiple of 12? (a) 106 (b) 72 (c) 61
  17. 17.What is the HCF of 18 and 30?
  18. 18.What is the LCM of 6 and 7?
  19. 19.Which of these is a factor of 20? (a) 2 (b) 17 (c) 3
  20. 20.Is 3 a factor of 14? (a) No (b) Yes
  21. 21.How many factors does 45 have?
  22. 22.What is the HCF of 18 and 21?
  23. 23.Which of these is a prime number? (a) 4 (b) 37 (c) 18
  24. 24.Which of these is a multiple of 4? (a) 16 (b) 26 (c) 33
  25. 25.Which of these is a multiple of 9? (a) 18 (b) 77 (c) 32
  26. 26.How many factors does 8 have?
  27. 27.What is the HCF of 56 and 63?
  28. 28.What is the HCF of 8 and 24?
  29. 29.How many factors does 10 have?
  30. 30.How many factors does 6 have?
  31. 31.Is 8 a factor of 24? (a) Yes (b) No
  32. 32.Which of these is a multiple of 10? (a) 30 (b) 95 (c) 64
  33. 33.Which of these is a factor of 30? (a) 29 (b) 6 (c) 27
  34. 34.Which of these is a multiple of 9? (a) 30 (b) 63 (c) 70
  35. 35.Which of these is a factor of 24? (a) 18 (b) 5 (c) 4
  36. 36.Which of these is a factor of 12? (a) 4 (b) 8 (c) 11
  37. 37.Which of these is a multiple of 11? (a) 30 (b) 55 (c) 95
  38. 38.Which of these is a multiple of 7? (a) 21 (b) 24 (c) 23
  39. 39.How many factors does 48 have?
  40. 40.Which of these is a prime number? (a) 23 (b) 38 (c) 8

Answer key

  1. 6
  2. 24
  3. 28
  4. 19
  5. 8
  6. 8
  7. 4
  8. 15
  9. 7
  10. 4
  11. 2
  12. 30
  13. 5
  14. 4
  15. 8
  16. 72
  17. 6
  18. 42
  19. 2
  20. No
  21. 6
  22. 3
  23. 37
  24. 16
  25. 18
  26. 4
  27. 7
  28. 8
  29. 4
  30. 4
  31. Yes
  32. 30
  33. 6
  34. 63
  35. 4
  36. 4
  37. 55
  38. 21
  39. 10
  40. 23

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