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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 186 · 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 7 and 10?
  2. 2.How many factors does 48 have?
  3. 3.Which of these is a prime number? (a) 47 (b) 6 (c) 25
  4. 4.What is the LCM of 4 and 7?
  5. 5.Which of these is a prime number? (a) 18 (b) 28 (c) 29
  6. 6.Is 2 a factor of 19? (a) Yes (b) No
  7. 7.How many factors does 32 have?
  8. 8.What is the LCM of 6 and 8?
  9. 9.How many factors does 40 have?
  10. 10.Is 4 a factor of 8? (a) No (b) Yes
  11. 11.Which of these is a multiple of 3? (a) 25 (b) 8 (c) 24
  12. 12.Which of these is a multiple of 9? (a) 47 (b) 83 (c) 18
  13. 13.Is 5 a factor of 55? (a) Yes (b) No
  14. 14.What is the LCM of 8 and 10?
  15. 15.Which of these is a factor of 36? (a) 3 (b) 20 (c) 35
  16. 16.What is the HCF of 28 and 63?
  17. 17.Is 6 a factor of 70? (a) No (b) Yes
  18. 18.Which of these is a multiple of 6? (a) 20 (b) 44 (c) 18
  19. 19.What is the LCM of 2 and 15?
  20. 20.What is the HCF of 8 and 14?
  21. 21.How many factors does 14 have?
  22. 22.How many factors does 36 have?
  23. 23.Which of these is a prime number? (a) 49 (b) 46 (c) 3
  24. 24.Which of these is a prime number? (a) 4 (b) 34 (c) 23
  25. 25.How many factors does 15 have?
  26. 26.What is the LCM of 3 and 5?
  27. 27.Which of these is a prime number? (a) 34 (b) 24 (c) 7
  28. 28.Which of these is a factor of 36? (a) 11 (b) 9 (c) 13
  29. 29.Which of these is a multiple of 6? (a) 48 (b) 28 (c) 44
  30. 30.What is the LCM of 4 and 11?
  31. 31.Which of these is a factor of 12? (a) 6 (b) 11 (c) 8
  32. 32.Is 8 a factor of 72? (a) No (b) Yes
  33. 33.Is 7 a factor of 77? (a) Yes (b) No
  34. 34.Which of these is a multiple of 5? (a) 43 (b) 33 (c) 25
  35. 35.What is the LCM of 3 and 13?
  36. 36.What is the LCM of 2 and 3?
  37. 37.Which of these is a multiple of 7? (a) 56 (b) 22 (c) 17
  38. 38.Which of these is a prime number? (a) 49 (b) 37 (c) 39
  39. 39.What is the LCM of 3 and 7?
  40. 40.Which of these is a multiple of 3? (a) 21 (b) 16 (c) 14

Answer key

  1. 70
  2. 10
  3. 47
  4. 28
  5. 29
  6. No
  7. 6
  8. 24
  9. 8
  10. Yes
  11. 24
  12. 18
  13. Yes
  14. 40
  15. 3
  16. 7
  17. No
  18. 18
  19. 30
  20. 2
  21. 4
  22. 9
  23. 3
  24. 23
  25. 4
  26. 15
  27. 7
  28. 9
  29. 48
  30. 44
  31. 6
  32. Yes
  33. Yes
  34. 25
  35. 39
  36. 6
  37. 56
  38. 37
  39. 21
  40. 21

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