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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 121 · 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.What is the LCM of 7 and 9?
  2. 2.Which of these is a multiple of 4? (a) 26 (b) 8 (c) 33
  3. 3.What is the LCM of 2 and 9?
  4. 4.Is 7 a factor of 43? (a) Yes (b) No
  5. 5.Which of these is a multiple of 9? (a) 37 (b) 27 (c) 78
  6. 6.Is 9 a factor of 65? (a) No (b) Yes
  7. 7.Is 9 a factor of 69? (a) No (b) Yes
  8. 8.How many factors does 36 have?
  9. 9.What is the HCF of 18 and 45?
  10. 10.Which of these is a factor of 48? (a) 30 (b) 39 (c) 12
  11. 11.Which of these is a prime number? (a) 50 (b) 18 (c) 37
  12. 12.Which of these is a prime number? (a) 32 (b) 5 (c) 49
  13. 13.How many factors does 18 have?
  14. 14.What is the HCF of 6 and 10?
  15. 15.Which of these is a multiple of 5? (a) 27 (b) 45 (c) 26
  16. 16.Which of these is a factor of 12? (a) 5 (b) 11 (c) 4
  17. 17.Which of these is a prime number? (a) 50 (b) 7 (c) 22
  18. 18.How many factors does 40 have?
  19. 19.Is 6 a factor of 76? (a) No (b) Yes
  20. 20.How many factors does 32 have?
  21. 21.Which of these is a multiple of 5? (a) 19 (b) 46 (c) 40
  22. 22.What is the LCM of 3 and 10?
  23. 23.What is the HCF of 4 and 10?
  24. 24.What is the HCF of 2 and 14?
  25. 25.How many factors does 16 have?
  26. 26.Which of these is a prime number? (a) 49 (b) 26 (c) 19
  27. 27.What is the LCM of 10 and 14?
  28. 28.Which of these is a prime number? (a) 30 (b) 2 (c) 34
  29. 29.Which of these is a factor of 12? (a) 5 (b) 2 (c) 7
  30. 30.How many factors does 48 have?
  31. 31.Which of these is a multiple of 4? (a) 37 (b) 29 (c) 24
  32. 32.Which of these is a factor of 36? (a) 20 (b) 4 (c) 25
  33. 33.What is the HCF of 8 and 28?
  34. 34.Which of these is a factor of 42? (a) 21 (b) 16 (c) 8
  35. 35.What is the HCF of 3 and 18?
  36. 36.What is the HCF of 30 and 42?
  37. 37.Which of these is a multiple of 11? (a) 44 (b) 67 (c) 107
  38. 38.Which of these is a factor of 48? (a) 2 (b) 43 (c) 14
  39. 39.Which of these is a multiple of 3? (a) 14 (b) 27 (c) 16
  40. 40.Which of these is a prime number? (a) 18 (b) 11 (c) 42

Answer key

  1. 63
  2. 8
  3. 18
  4. No
  5. 27
  6. No
  7. No
  8. 9
  9. 9
  10. 12
  11. 37
  12. 5
  13. 6
  14. 2
  15. 45
  16. 4
  17. 7
  18. 8
  19. No
  20. 6
  21. 40
  22. 30
  23. 2
  24. 2
  25. 5
  26. 19
  27. 70
  28. 2
  29. 2
  30. 10
  31. 24
  32. 4
  33. 4
  34. 21
  35. 3
  36. 6
  37. 44
  38. 2
  39. 27
  40. 11

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