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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 36 · 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.Is 6 a factor of 73? (a) No (b) Yes
  2. 2.Which of these is a multiple of 11? (a) 58 (b) 104 (c) 77
  3. 3.Which of these is a factor of 40? (a) 13 (b) 4 (c) 39
  4. 4.Is 8 a factor of 26? (a) Yes (b) No
  5. 5.Which of these is a prime number? (a) 13 (b) 16 (c) 36
  6. 6.Which of these is a prime number? (a) 49 (b) 17 (c) 33
  7. 7.Which of these is a factor of 30? (a) 12 (b) 20 (c) 2
  8. 8.Which of these is a multiple of 3? (a) 21 (b) 14 (c) 26
  9. 9.Is 2 a factor of 8? (a) No (b) Yes
  10. 10.Which of these is a factor of 36? (a) 13 (b) 8 (c) 6
  11. 11.What is the LCM of 3 and 13?
  12. 12.How many factors does 30 have?
  13. 13.How many factors does 8 have?
  14. 14.Which of these is a prime number? (a) 43 (b) 10 (c) 4
  15. 15.Which of these is a factor of 40? (a) 21 (b) 20 (c) 34
  16. 16.How many factors does 40 have?
  17. 17.Which of these is a factor of 12? (a) 10 (b) 3 (c) 7
  18. 18.What is the LCM of 10 and 12?
  19. 19.Is 6 a factor of 18? (a) Yes (b) No
  20. 20.What is the LCM of 4 and 10?
  21. 21.Which of these is a factor of 12? (a) 2 (b) 5 (c) 10
  22. 22.Which of these is a factor of 20? (a) 13 (b) 15 (c) 2
  23. 23.What is the HCF of 6 and 16?
  24. 24.What is the LCM of 6 and 7?
  25. 25.Which of these is a prime number? (a) 37 (b) 14 (c) 28
  26. 26.Which of these is a multiple of 9? (a) 27 (b) 19 (c) 26
  27. 27.What is the HCF of 27 and 36?
  28. 28.Which of these is a factor of 48? (a) 12 (b) 7 (c) 39
  29. 29.Which of these is a factor of 48? (a) 18 (b) 4 (c) 35
  30. 30.Is 7 a factor of 66? (a) No (b) Yes
  31. 31.What is the LCM of 7 and 9?
  32. 32.What is the LCM of 8 and 9?
  33. 33.What is the LCM of 6 and 13?
  34. 34.What is the HCF of 21 and 27?
  35. 35.Is 4 a factor of 15? (a) No (b) Yes
  36. 36.Which of these is a multiple of 12? (a) 39 (b) 59 (c) 48
  37. 37.Which of these is a multiple of 10? (a) 81 (b) 38 (c) 40
  38. 38.Which of these is a multiple of 12? (a) 109 (b) 60 (c) 89
  39. 39.Is 5 a factor of 59? (a) No (b) Yes
  40. 40.What is the LCM of 6 and 15?

Answer key

  1. No
  2. 77
  3. 4
  4. No
  5. 13
  6. 17
  7. 2
  8. 21
  9. Yes
  10. 6
  11. 39
  12. 8
  13. 4
  14. 43
  15. 20
  16. 8
  17. 3
  18. 60
  19. Yes
  20. 20
  21. 2
  22. 2
  23. 2
  24. 42
  25. 37
  26. 27
  27. 9
  28. 12
  29. 4
  30. No
  31. 63
  32. 72
  33. 78
  34. 3
  35. No
  36. 48
  37. 40
  38. 60
  39. No
  40. 30

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