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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 95 · 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 3? (a) 16 (b) 29 (c) 9
  2. 2.What is the HCF of 4 and 32?
  3. 3.Is 8 a factor of 50? (a) Yes (b) No
  4. 4.How many factors does 40 have?
  5. 5.What is the LCM of 3 and 7?
  6. 6.How many factors does 32 have?
  7. 7.What is the HCF of 5 and 40?
  8. 8.What is the LCM of 4 and 10?
  9. 9.Which of these is a prime number? (a) 33 (b) 9 (c) 47
  10. 10.Which of these is a multiple of 11? (a) 90 (b) 64 (c) 44
  11. 11.What is the HCF of 10 and 25?
  12. 12.How many factors does 30 have?
  13. 13.What is the LCM of 9 and 12?
  14. 14.Which of these is a prime number? (a) 13 (b) 12 (c) 25
  15. 15.Is 5 a factor of 51? (a) Yes (b) No
  16. 16.Which of these is a prime number? (a) 7 (b) 38 (c) 20
  17. 17.Which of these is a multiple of 9? (a) 66 (b) 63 (c) 64
  18. 18.Which of these is a prime number? (a) 18 (b) 2 (c) 40
  19. 19.Is 7 a factor of 39? (a) Yes (b) No
  20. 20.How many factors does 45 have?
  21. 21.What is the HCF of 54 and 63?
  22. 22.Is 7 a factor of 27? (a) Yes (b) No
  23. 23.What is the LCM of 3 and 11?
  24. 24.What is the HCF of 45 and 72?
  25. 25.What is the LCM of 2 and 3?
  26. 26.How many factors does 21 have?
  27. 27.What is the LCM of 3 and 14?
  28. 28.Which of these is a factor of 20? (a) 7 (b) 2 (c) 8
  29. 29.What is the HCF of 5 and 15?
  30. 30.Which of these is a factor of 24? (a) 15 (b) 14 (c) 4
  31. 31.Which of these is a prime number? (a) 34 (b) 18 (c) 29
  32. 32.What is the HCF of 12 and 28?
  33. 33.Which of these is a multiple of 7? (a) 65 (b) 56 (c) 33
  34. 34.Which of these is a prime number? (a) 37 (b) 36 (c) 24
  35. 35.How many factors does 16 have?
  36. 36.What is the LCM of 2 and 9?
  37. 37.Which of these is a prime number? (a) 4 (b) 18 (c) 23
  38. 38.What is the HCF of 20 and 45?
  39. 39.Which of these is a multiple of 11? (a) 109 (b) 50 (c) 66
  40. 40.Which of these is a multiple of 3? (a) 29 (b) 16 (c) 15

Answer key

  1. 9
  2. 4
  3. No
  4. 8
  5. 21
  6. 6
  7. 5
  8. 20
  9. 47
  10. 44
  11. 5
  12. 8
  13. 36
  14. 13
  15. No
  16. 7
  17. 63
  18. 2
  19. No
  20. 6
  21. 9
  22. No
  23. 33
  24. 9
  25. 6
  26. 4
  27. 42
  28. 2
  29. 5
  30. 4
  31. 29
  32. 4
  33. 56
  34. 37
  35. 5
  36. 18
  37. 23
  38. 5
  39. 66
  40. 15

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