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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 16 · 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 3? (a) 15 (b) 22 (c) 28
  2. 2.Is 7 a factor of 14? (a) No (b) Yes
  3. 3.Which of these is a multiple of 6? (a) 20 (b) 33 (c) 24
  4. 4.What is the LCM of 10 and 12?
  5. 5.How many factors does 14 have?
  6. 6.Which of these is a multiple of 5? (a) 24 (b) 30 (c) 42
  7. 7.Which of these is a multiple of 5? (a) 33 (b) 20
  8. 8.How many factors does 20 have?
  9. 9.How many factors does 15 have?
  10. 10.What is the HCF of 4 and 8?
  11. 11.How many factors does 36 have?
  12. 12.Is 9 a factor of 109? (a) No (b) Yes
  13. 13.What is the HCF of 20 and 28?
  14. 14.How many factors does 32 have?
  15. 15.What is the LCM of 7 and 10?
  16. 16.Which of these is a multiple of 4? (a) 36 (b) 39 (c) 13
  17. 17.Which of these is a prime number? (a) 16 (b) 23 (c) 15
  18. 18.Which of these is a multiple of 10? (a) 20 (b) 71 (c) 87
  19. 19.What is the HCF of 12 and 14?
  20. 20.What is the LCM of 7 and 8?
  21. 21.Which of these is a multiple of 3? (a) 13 (b) 24 (c) 25
  22. 22.Which of these is a factor of 40? (a) 3 (b) 5 (c) 28
  23. 23.Which of these is a prime number? (a) 19 (b) 38 (c) 20
  24. 24.Is 2 a factor of 14? (a) No (b) Yes
  25. 25.What is the LCM of 3 and 11?
  26. 26.Which of these is a factor of 18? (a) 5 (b) 11 (c) 2
  27. 27.Which of these is a prime number? (a) 14 (b) 7 (c) 10
  28. 28.Which of these is a factor of 42? (a) 9 (b) 41 (c) 6
  29. 29.Which of these is a multiple of 10? (a) 38 (b) 30 (c) 32
  30. 30.Which of these is a prime number? (a) 6 (b) 10 (c) 3
  31. 31.Which of these is a factor of 12? (a) 6 (b) 5 (c) 7
  32. 32.What is the LCM of 5 and 9?
  33. 33.Which of these is a factor of 42? (a) 9 (b) 7 (c) 33
  34. 34.What is the LCM of 7 and 11?
  35. 35.What is the LCM of 5 and 6?
  36. 36.What is the HCF of 35 and 49?
  37. 37.Is 9 a factor of 90? (a) No (b) Yes
  38. 38.Which of these is a multiple of 10? (a) 58 (b) 50 (c) 83
  39. 39.Which of these is a multiple of 11? (a) 55 (b) 34 (c) 49
  40. 40.Which of these is a prime number? (a) 14 (b) 26 (c) 5

Answer key

  1. 15
  2. Yes
  3. 24
  4. 60
  5. 4
  6. 30
  7. 20
  8. 6
  9. 4
  10. 4
  11. 9
  12. No
  13. 4
  14. 6
  15. 70
  16. 36
  17. 23
  18. 20
  19. 2
  20. 56
  21. 24
  22. 5
  23. 19
  24. Yes
  25. 33
  26. 2
  27. 7
  28. 6
  29. 30
  30. 3
  31. 6
  32. 45
  33. 7
  34. 77
  35. 30
  36. 7
  37. Yes
  38. 50
  39. 55
  40. 5

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