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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 180 · 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) 27 (b) 6 (c) 5
  2. 2.What is the HCF of 32 and 72?
  3. 3.Which of these is a multiple of 8? (a) 32 (b) 59 (c) 22
  4. 4.What is the HCF of 36 and 45?
  5. 5.What is the HCF of 8 and 18?
  6. 6.Which of these is a factor of 48? (a) 46 (b) 30 (c) 4
  7. 7.Which of these is a prime number? (a) 47 (b) 42 (c) 28
  8. 8.Which of these is a multiple of 10? (a) 60 (b) 22 (c) 26
  9. 9.Which of these is a prime number? (a) 32 (b) 28 (c) 31
  10. 10.Which of these is a factor of 42? (a) 11 (b) 21 (c) 38
  11. 11.Which of these is a prime number? (a) 39 (b) 2 (c) 22
  12. 12.Which of these is a prime number? (a) 3 (b) 36 (c) 34
  13. 13.What is the HCF of 14 and 21?
  14. 14.How many factors does 48 have?
  15. 15.Which of these is a factor of 12? (a) 6 (b) 11 (c) 5
  16. 16.What is the HCF of 6 and 8?
  17. 17.Is 2 a factor of 20? (a) Yes (b) No
  18. 18.Which of these is a prime number? (a) 19 (b) 33 (c) 30
  19. 19.What is the HCF of 8 and 10?
  20. 20.What is the HCF of 3 and 12?
  21. 21.Which of these is a prime number? (a) 13 (b) 33 (c) 6
  22. 22.Is 8 a factor of 40? (a) Yes (b) No
  23. 23.What is the LCM of 7 and 9?
  24. 24.What is the HCF of 35 and 40?
  25. 25.Which of these is a factor of 30? (a) 4 (b) 29 (c) 10
  26. 26.What is the HCF of 14 and 16?
  27. 27.What is the LCM of 10 and 12?
  28. 28.What is the HCF of 12 and 27?
  29. 29.Which of these is a factor of 24? (a) 20 (b) 15 (c) 4
  30. 30.How many factors does 8 have?
  31. 31.Which of these is a prime number? (a) 18 (b) 32 (c) 7
  32. 32.Which of these is a factor of 18? (a) 4 (b) 2 (c) 16
  33. 33.What is the HCF of 4 and 18?
  34. 34.Which of these is a multiple of 5? (a) 31 (b) 41 (c) 15
  35. 35.How many factors does 16 have?
  36. 36.Which of these is a multiple of 11? (a) 58 (b) 44 (c) 43
  37. 37.What is the HCF of 25 and 40?
  38. 38.Is 4 a factor of 17? (a) Yes (b) No
  39. 39.What is the LCM of 4 and 15?
  40. 40.Which of these is a multiple of 12? (a) 92 (b) 96 (c) 110

Answer key

  1. 5
  2. 8
  3. 32
  4. 9
  5. 2
  6. 4
  7. 47
  8. 60
  9. 31
  10. 21
  11. 2
  12. 3
  13. 7
  14. 10
  15. 6
  16. 2
  17. Yes
  18. 19
  19. 2
  20. 3
  21. 13
  22. Yes
  23. 63
  24. 5
  25. 10
  26. 2
  27. 60
  28. 3
  29. 4
  30. 4
  31. 7
  32. 2
  33. 2
  34. 15
  35. 5
  36. 44
  37. 5
  38. No
  39. 60
  40. 96

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