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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 33 · 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 factor of 48? (a) 24 (b) 11 (c) 42
  2. 2.What is the LCM of 2 and 5?
  3. 3.Which of these is a factor of 20? (a) 2 (b) 3 (c) 12
  4. 4.Which of these is a multiple of 10? (a) 64 (b) 65 (c) 50
  5. 5.Which of these is a multiple of 4? (a) 33 (b) 9 (c) 36
  6. 6.What is the HCF of 28 and 35?
  7. 7.What is the HCF of 4 and 24?
  8. 8.Is 8 a factor of 70? (a) No (b) Yes
  9. 9.How many factors does 36 have?
  10. 10.What is the HCF of 35 and 40?
  11. 11.Which of these is a multiple of 10? (a) 99 (b) 77 (c) 30
  12. 12.Which of these is a prime number? (a) 48 (b) 3 (c) 45
  13. 13.What is the HCF of 8 and 48?
  14. 14.Which of these is a prime number? (a) 46 (b) 50 (c) 23
  15. 15.Which of these is a prime number? (a) 27 (b) 46 (c) 7
  16. 16.How many factors does 21 have?
  17. 17.Which of these is a factor of 12? (a) 3 (b) 11 (c) 7
  18. 18.Is 9 a factor of 63? (a) Yes (b) No
  19. 19.What is the LCM of 4 and 5?
  20. 20.Which of these is a prime number? (a) 37 (b) 6 (c) 30
  21. 21.Which of these is a prime number? (a) 33 (b) 28 (c) 2
  22. 22.Is 5 a factor of 10? (a) Yes (b) No
  23. 23.How many factors does 8 have?
  24. 24.Which of these is a prime number? (a) 25 (b) 17 (c) 26
  25. 25.How many factors does 40 have?
  26. 26.What is the LCM of 6 and 15?
  27. 27.Which of these is a factor of 42? (a) 28 (b) 39 (c) 2
  28. 28.What is the HCF of 10 and 18?
  29. 29.Is 5 a factor of 35? (a) No (b) Yes
  30. 30.What is the LCM of 2 and 13?
  31. 31.What is the HCF of 20 and 24?
  32. 32.What is the HCF of 4 and 14?
  33. 33.What is the HCF of 30 and 54?
  34. 34.Is 8 a factor of 80? (a) Yes (b) No
  35. 35.What is the LCM of 6 and 14?
  36. 36.What is the HCF of 6 and 14?
  37. 37.What is the HCF of 25 and 35?
  38. 38.What is the HCF of 30 and 42?
  39. 39.How many factors does 15 have?
  40. 40.What is the HCF of 7 and 42?

Answer key

  1. 24
  2. 10
  3. 2
  4. 50
  5. 36
  6. 7
  7. 4
  8. No
  9. 9
  10. 5
  11. 30
  12. 3
  13. 8
  14. 23
  15. 7
  16. 4
  17. 3
  18. Yes
  19. 20
  20. 37
  21. 2
  22. Yes
  23. 4
  24. 17
  25. 8
  26. 30
  27. 2
  28. 2
  29. Yes
  30. 26
  31. 4
  32. 2
  33. 6
  34. Yes
  35. 42
  36. 2
  37. 5
  38. 6
  39. 4
  40. 7

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