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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 290 · 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 LCM of 4 and 10?
  2. 2.How many factors does 16 have?
  3. 3.Which of these is a factor of 48? (a) 9 (b) 23 (c) 3
  4. 4.What is the HCF of 12 and 27?
  5. 5.Which of these is a factor of 40? (a) 25 (b) 33 (c) 5
  6. 6.Is 4 a factor of 11? (a) Yes (b) No
  7. 7.Which of these is a multiple of 6? (a) 23 (b) 55 (c) 12
  8. 8.Is 5 a factor of 25? (a) No (b) Yes
  9. 9.Is 8 a factor of 32? (a) No (b) Yes
  10. 10.Which of these is a prime number? (a) 7 (b) 42 (c) 16
  11. 11.Which of these is a multiple of 6? (a) 49 (b) 16 (c) 36
  12. 12.What is the LCM of 6 and 13?
  13. 13.Is 5 a factor of 30? (a) Yes (b) No
  14. 14.What is the LCM of 3 and 13?
  15. 15.Which of these is a multiple of 11? (a) 77 (b) 94 (c) 79
  16. 16.Is 4 a factor of 23? (a) No (b) Yes
  17. 17.What is the HCF of 2 and 8?
  18. 18.Which of these is a multiple of 8? (a) 59 (b) 64 (c) 26
  19. 19.What is the LCM of 3 and 8?
  20. 20.What is the LCM of 5 and 9?
  21. 21.What is the HCF of 24 and 32?
  22. 22.Is 6 a factor of 63? (a) No (b) Yes
  23. 23.What is the HCF of 16 and 72?
  24. 24.What is the HCF of 9 and 12?
  25. 25.How many factors does 12 have?
  26. 26.What is the LCM of 4 and 13?
  27. 27.What is the HCF of 12 and 15?
  28. 28.Which of these is a prime number? (a) 20 (b) 12 (c) 2
  29. 29.Is 3 a factor of 14? (a) Yes (b) No
  30. 30.Which of these is a multiple of 8? (a) 34 (b) 16 (c) 68
  31. 31.Which of these is a prime number? (a) 37 (b) 46 (c) 15
  32. 32.What is the HCF of 15 and 25?
  33. 33.Which of these is a factor of 18? (a) 15 (b) 13 (c) 3
  34. 34.Which of these is a multiple of 9? (a) 87 (b) 29 (c) 81
  35. 35.Which of these is a multiple of 5? (a) 36 (b) 10 (c) 44
  36. 36.How many factors does 10 have?
  37. 37.Which of these is a factor of 24? (a) 23 (b) 21 (c) 2
  38. 38.What is the HCF of 30 and 54?
  39. 39.Which of these is a factor of 48? (a) 13 (b) 14 (c) 2
  40. 40.Which of these is a prime number? (a) 19 (b) 24 (c) 48

Answer key

  1. 20
  2. 5
  3. 3
  4. 3
  5. 5
  6. No
  7. 12
  8. Yes
  9. Yes
  10. 7
  11. 36
  12. 78
  13. Yes
  14. 39
  15. 77
  16. No
  17. 2
  18. 64
  19. 24
  20. 45
  21. 8
  22. No
  23. 8
  24. 3
  25. 6
  26. 52
  27. 3
  28. 2
  29. No
  30. 16
  31. 37
  32. 5
  33. 3
  34. 81
  35. 10
  36. 4
  37. 2
  38. 6
  39. 2
  40. 19

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