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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 262 · 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 multiple of 7? (a) 28 (b) 16 (c) 64
  2. 2.Which of these is a factor of 24? (a) 12 (b) 14 (c) 18
  3. 3.Which of these is a factor of 20? (a) 10 (b) 11 (c) 18
  4. 4.What is the HCF of 6 and 24?
  5. 5.What is the HCF of 24 and 40?
  6. 6.How many factors does 21 have?
  7. 7.Which of these is a factor of 18? (a) 4 (b) 2 (c) 5
  8. 8.How many factors does 40 have?
  9. 9.Which of these is a prime number? (a) 28 (b) 2 (c) 33
  10. 10.Is 2 a factor of 16? (a) Yes (b) No
  11. 11.What is the HCF of 56 and 64?
  12. 12.Is 8 a factor of 28? (a) No (b) Yes
  13. 13.What is the LCM of 5 and 9?
  14. 14.What is the LCM of 6 and 13?
  15. 15.What is the HCF of 6 and 8?
  16. 16.Which of these is a multiple of 4? (a) 20 (b) 34 (c) 38
  17. 17.What is the LCM of 3 and 10?
  18. 18.Which of these is a multiple of 3? (a) 11 (b) 12
  19. 19.Which of these is a multiple of 12? (a) 37 (b) 60 (c) 26
  20. 20.How many factors does 6 have?
  21. 21.Which of these is a factor of 12? (a) 4 (b) 7 (c) 10
  22. 22.What is the LCM of 3 and 5?
  23. 23.What is the LCM of 9 and 12?
  24. 24.Is 4 a factor of 40? (a) No (b) Yes
  25. 25.How many factors does 42 have?
  26. 26.Which of these is a multiple of 7? (a) 21 (b) 36 (c) 68
  27. 27.How many factors does 48 have?
  28. 28.What is the LCM of 6 and 10?
  29. 29.Which of these is a prime number? (a) 32 (b) 24 (c) 5
  30. 30.Which of these is a factor of 12? (a) 6 (b) 5 (c) 10
  31. 31.Which of these is a multiple of 5? (a) 23 (b) 20 (c) 27
  32. 32.Is 7 a factor of 67? (a) No (b) Yes
  33. 33.Which of these is a factor of 36? (a) 4 (b) 19 (c) 30
  34. 34.Which of these is a prime number? (a) 34 (b) 16 (c) 7
  35. 35.What is the HCF of 20 and 36?
  36. 36.What is the HCF of 4 and 6?
  37. 37.Is 4 a factor of 48? (a) Yes (b) No
  38. 38.Which of these is a prime number? (a) 28 (b) 33 (c) 41
  39. 39.How many factors does 20 have?
  40. 40.Is 9 a factor of 90? (a) No (b) Yes

Answer key

  1. 28
  2. 12
  3. 10
  4. 6
  5. 8
  6. 4
  7. 2
  8. 8
  9. 2
  10. Yes
  11. 8
  12. No
  13. 45
  14. 78
  15. 2
  16. 20
  17. 30
  18. 12
  19. 60
  20. 4
  21. 4
  22. 15
  23. 36
  24. Yes
  25. 8
  26. 21
  27. 10
  28. 30
  29. 5
  30. 6
  31. 20
  32. No
  33. 4
  34. 7
  35. 4
  36. 2
  37. Yes
  38. 41
  39. 6
  40. Yes

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