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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 188 · 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 prime number? (a) 17 (b) 6 (c) 48
  2. 2.What is the LCM of 5 and 6?
  3. 3.Is 3 a factor of 21? (a) No (b) Yes
  4. 4.What is the HCF of 56 and 63?
  5. 5.How many factors does 15 have?
  6. 6.What is the LCM of 10 and 12?
  7. 7.How many factors does 8 have?
  8. 8.Is 5 a factor of 22? (a) Yes (b) No
  9. 9.Which of these is a prime number? (a) 4 (b) 8 (c) 11
  10. 10.How many factors does 28 have?
  11. 11.What is the LCM of 3 and 7?
  12. 12.Which of these is a prime number? (a) 36 (b) 8 (c) 31
  13. 13.What is the HCF of 63 and 72?
  14. 14.Is 6 a factor of 48? (a) No (b) Yes
  15. 15.Is 3 a factor of 12? (a) No (b) Yes
  16. 16.What is the HCF of 24 and 56?
  17. 17.What is the HCF of 7 and 49?
  18. 18.What is the HCF of 4 and 8?
  19. 19.Which of these is a multiple of 7? (a) 41 (b) 31 (c) 14
  20. 20.Which of these is a factor of 60? (a) 30 (b) 50 (c) 52
  21. 21.Which of these is a multiple of 3? (a) 7 (b) 18 (c) 20
  22. 22.Which of these is a prime number? (a) 7 (b) 45 (c) 50
  23. 23.Which of these is a multiple of 4? (a) 31 (b) 20 (c) 9
  24. 24.Which of these is a factor of 20? (a) 19 (b) 2 (c) 11
  25. 25.Is 4 a factor of 46? (a) No (b) Yes
  26. 26.How many factors does 32 have?
  27. 27.Is 3 a factor of 8? (a) Yes (b) No
  28. 28.Is 3 a factor of 28? (a) Yes (b) No
  29. 29.How many factors does 48 have?
  30. 30.Which of these is a factor of 40? (a) 8 (b) 17 (c) 25
  31. 31.Is 5 a factor of 20? (a) No (b) Yes
  32. 32.How many factors does 14 have?
  33. 33.What is the LCM of 2 and 7?
  34. 34.What is the HCF of 9 and 21?
  35. 35.Is 7 a factor of 77? (a) Yes (b) No
  36. 36.Which of these is a multiple of 3? (a) 23 (b) 29 (c) 15
  37. 37.Which of these is a factor of 30? (a) 3 (b) 9 (c) 18
  38. 38.Which of these is a factor of 12? (a) 4 (b) 5 (c) 8
  39. 39.Which of these is a prime number? (a) 45 (b) 44 (c) 29
  40. 40.Which of these is a factor of 18? (a) 6 (b) 5 (c) 13

Answer key

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

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