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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 276 · 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.What is the HCF of 3 and 9?
  2. 2.What is the LCM of 5 and 7?
  3. 3.Which of these is a factor of 40? (a) 2 (b) 27 (c) 13
  4. 4.Is 3 a factor of 35? (a) No (b) Yes
  5. 5.Which of these is a multiple of 4? (a) 35 (b) 12 (c) 31
  6. 6.Which of these is a multiple of 10? (a) 20 (b) 45 (c) 21
  7. 7.Which of these is a factor of 42? (a) 32 (b) 15 (c) 21
  8. 8.Which of these is a prime number? (a) 24 (b) 36 (c) 5
  9. 9.Which of these is a factor of 12? (a) 8 (b) 6 (c) 11
  10. 10.How many factors does 48 have?
  11. 11.Which of these is a multiple of 4? (a) 8 (b) 10 (c) 27
  12. 12.What is the LCM of 12 and 14?
  13. 13.Which of these is a prime number? (a) 49 (b) 41 (c) 8
  14. 14.Is 8 a factor of 97? (a) Yes (b) No
  15. 15.Which of these is a multiple of 3? (a) 8 (b) 15 (c) 7
  16. 16.Is 5 a factor of 46? (a) Yes (b) No
  17. 17.Which of these is a prime number? (a) 17 (b) 8 (c) 34
  18. 18.What is the HCF of 30 and 35?
  19. 19.Is 2 a factor of 13? (a) Yes (b) No
  20. 20.What is the LCM of 7 and 12?
  21. 21.Which of these is a multiple of 5? (a) 34 (b) 25 (c) 18
  22. 22.What is the HCF of 5 and 35?
  23. 23.Which of these is a factor of 12? (a) 7 (b) 2 (c) 9
  24. 24.What is the HCF of 9 and 27?
  25. 25.Is 5 a factor of 25? (a) No (b) Yes
  26. 26.Which of these is a multiple of 10? (a) 91 (b) 40 (c) 27
  27. 27.Which of these is a multiple of 8? (a) 16 (b) 66 (c) 36
  28. 28.Which of these is a factor of 30? (a) 19 (b) 8 (c) 10
  29. 29.What is the HCF of 18 and 30?
  30. 30.Which of these is a factor of 18? (a) 17 (b) 2 (c) 11
  31. 31.What is the LCM of 8 and 14?
  32. 32.What is the LCM of 5 and 14?
  33. 33.Is 6 a factor of 19? (a) Yes (b) No
  34. 34.How many factors does 45 have?
  35. 35.Which of these is a factor of 20? (a) 11 (b) 4 (c) 8
  36. 36.Which of these is a multiple of 12? (a) 93 (b) 48 (c) 52
  37. 37.Is 9 a factor of 97? (a) No (b) Yes
  38. 38.What is the HCF of 27 and 72?
  39. 39.Which of these is a factor of 30? (a) 19 (b) 6 (c) 26
  40. 40.How many factors does 30 have?

Answer key

  1. 3
  2. 35
  3. 2
  4. No
  5. 12
  6. 20
  7. 21
  8. 5
  9. 6
  10. 10
  11. 8
  12. 84
  13. 41
  14. No
  15. 15
  16. No
  17. 17
  18. 5
  19. No
  20. 84
  21. 25
  22. 5
  23. 2
  24. 9
  25. Yes
  26. 40
  27. 16
  28. 10
  29. 6
  30. 2
  31. 56
  32. 70
  33. No
  34. 6
  35. 4
  36. 48
  37. No
  38. 9
  39. 6
  40. 8

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