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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 212 · 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 20? (a) 5 (b) 11 (c) 13
  2. 2.Which of these is a factor of 20? (a) 7 (b) 10 (c) 15
  3. 3.Which of these is a multiple of 10? (a) 41 (b) 40 (c) 24
  4. 4.How many factors does 24 have?
  5. 5.Which of these is a prime number? (a) 4 (b) 27 (c) 7
  6. 6.Which of these is a multiple of 6? (a) 35 (b) 36 (c) 55
  7. 7.Which of these is a prime number? (a) 4 (b) 41 (c) 44
  8. 8.How many factors does 48 have?
  9. 9.What is the HCF of 5 and 10?
  10. 10.What is the HCF of 9 and 21?
  11. 11.What is the HCF of 72 and 81?
  12. 12.How many factors does 42 have?
  13. 13.Which of these is a factor of 40? (a) 8 (b) 18 (c) 14
  14. 14.Which of these is a prime number? (a) 29 (b) 16 (c) 36
  15. 15.Which of these is a multiple of 4? (a) 23 (b) 14 (c) 12
  16. 16.What is the LCM of 6 and 13?
  17. 17.Which of these is a factor of 18? (a) 3 (b) 16 (c) 15
  18. 18.How many factors does 20 have?
  19. 19.What is the LCM of 5 and 14?
  20. 20.Which of these is a multiple of 5? (a) 27 (b) 20 (c) 29
  21. 21.What is the HCF of 20 and 25?
  22. 22.What is the HCF of 24 and 40?
  23. 23.Which of these is a prime number? (a) 33 (b) 3 (c) 8
  24. 24.Which of these is a multiple of 7? (a) 39 (b) 27 (c) 14
  25. 25.Is 6 a factor of 54? (a) Yes (b) No
  26. 26.What is the LCM of 10 and 14?
  27. 27.What is the LCM of 3 and 11?
  28. 28.Which of these is a factor of 36? (a) 14 (b) 16 (c) 9
  29. 29.What is the HCF of 6 and 36?
  30. 30.How many factors does 6 have?
  31. 31.How many factors does 10 have?
  32. 32.Is 4 a factor of 49? (a) Yes (b) No
  33. 33.How many factors does 14 have?
  34. 34.Which of these is a factor of 40? (a) 36 (b) 2 (c) 21
  35. 35.What is the HCF of 64 and 72?
  36. 36.What is the HCF of 16 and 20?
  37. 37.Which of these is a multiple of 12? (a) 24 (b) 112 (c) 75
  38. 38.What is the HCF of 3 and 9?
  39. 39.How many factors does 12 have?
  40. 40.Is 3 a factor of 33? (a) No (b) Yes

Answer key

  1. 5
  2. 10
  3. 40
  4. 8
  5. 7
  6. 36
  7. 41
  8. 10
  9. 5
  10. 3
  11. 9
  12. 8
  13. 8
  14. 29
  15. 12
  16. 78
  17. 3
  18. 6
  19. 70
  20. 20
  21. 5
  22. 8
  23. 3
  24. 14
  25. Yes
  26. 70
  27. 33
  28. 9
  29. 6
  30. 4
  31. 4
  32. No
  33. 4
  34. 2
  35. 8
  36. 4
  37. 24
  38. 3
  39. 6
  40. Yes

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