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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 25 · 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 multiple of 5? (a) 49 (b) 40 (c) 41
  2. 2.Which of these is a factor of 40? (a) 30 (b) 21 (c) 20
  3. 3.Is 5 a factor of 40? (a) No (b) Yes
  4. 4.What is the HCF of 6 and 10?
  5. 5.Which of these is a prime number? (a) 46 (b) 15 (c) 23
  6. 6.What is the HCF of 32 and 36?
  7. 7.How many factors does 45 have?
  8. 8.How many factors does 30 have?
  9. 9.Is 9 a factor of 83? (a) Yes (b) No
  10. 10.Which of these is a factor of 42? (a) 12 (b) 3 (c) 38
  11. 11.Is 8 a factor of 56? (a) No (b) Yes
  12. 12.What is the HCF of 24 and 32?
  13. 13.What is the LCM of 3 and 10?
  14. 14.Which of these is a prime number? (a) 20 (b) 17 (c) 21
  15. 15.How many factors does 48 have?
  16. 16.What is the HCF of 24 and 28?
  17. 17.What is the HCF of 30 and 36?
  18. 18.Which of these is a factor of 18? (a) 15 (b) 14 (c) 2
  19. 19.Which of these is a prime number? (a) 24 (b) 34 (c) 47
  20. 20.Which of these is a factor of 60? (a) 47 (b) 36 (c) 30
  21. 21.Which of these is a multiple of 8? (a) 63 (b) 25 (c) 16
  22. 22.Which of these is a factor of 24? (a) 18 (b) 4 (c) 23
  23. 23.How many factors does 8 have?
  24. 24.How many factors does 21 have?
  25. 25.Which of these is a factor of 48? (a) 12 (b) 10 (c) 21
  26. 26.What is the HCF of 8 and 20?
  27. 27.Which of these is a multiple of 5? (a) 33 (b) 35 (c) 49
  28. 28.What is the LCM of 5 and 6?
  29. 29.How many factors does 40 have?
  30. 30.Is 5 a factor of 55? (a) No (b) Yes
  31. 31.Is 2 a factor of 5? (a) No (b) Yes
  32. 32.What is the HCF of 24 and 30?
  33. 33.What is the LCM of 8 and 10?
  34. 34.Is 6 a factor of 18? (a) No (b) Yes
  35. 35.Is 5 a factor of 49? (a) No (b) Yes
  36. 36.Which of these is a prime number? (a) 29 (b) 16 (c) 48
  37. 37.Which of these is a prime number? (a) 45 (b) 22 (c) 7
  38. 38.Which of these is a prime number? (a) 2 (b) 10 (c) 34
  39. 39.Which of these is a factor of 36? (a) 23 (b) 6 (c) 5
  40. 40.Which of these is a multiple of 9? (a) 51 (b) 18 (c) 25

Answer key

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

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