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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 134 · 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 HCF of 6 and 42?
  2. 2.What is the HCF of 24 and 27?
  3. 3.What is the HCF of 56 and 63?
  4. 4.Which of these is a factor of 42? (a) 36 (b) 3 (c) 15
  5. 5.What is the HCF of 49 and 63?
  6. 6.Which of these is a multiple of 5? (a) 19 (b) 15 (c) 11
  7. 7.Which of these is a factor of 12? (a) 11 (b) 10 (c) 3
  8. 8.Which of these is a prime number? (a) 25 (b) 37 (c) 48
  9. 9.Which of these is a prime number? (a) 24 (b) 26 (c) 23
  10. 10.What is the HCF of 72 and 81?
  11. 11.Which of these is a prime number? (a) 26 (b) 3 (c) 49
  12. 12.Which of these is a factor of 60? (a) 7 (b) 15 (c) 32
  13. 13.Which of these is a prime number? (a) 25 (b) 38 (c) 47
  14. 14.How many factors does 10 have?
  15. 15.How many factors does 30 have?
  16. 16.How many factors does 42 have?
  17. 17.Which of these is a multiple of 12? (a) 53 (b) 33 (c) 36
  18. 18.What is the HCF of 21 and 35?
  19. 19.What is the LCM of 3 and 8?
  20. 20.Is 3 a factor of 24? (a) Yes (b) No
  21. 21.What is the HCF of 4 and 24?
  22. 22.How many factors does 15 have?
  23. 23.What is the LCM of 6 and 7?
  24. 24.Which of these is a factor of 18? (a) 10 (b) 15 (c) 6
  25. 25.Is 4 a factor of 22? (a) No (b) Yes
  26. 26.Which of these is a prime number? (a) 18 (b) 12 (c) 13
  27. 27.How many factors does 28 have?
  28. 28.Is 4 a factor of 25? (a) No (b) Yes
  29. 29.Is 8 a factor of 72? (a) Yes (b) No
  30. 30.What is the HCF of 12 and 30?
  31. 31.What is the LCM of 4 and 5?
  32. 32.How many factors does 36 have?
  33. 33.Is 8 a factor of 16? (a) Yes (b) No
  34. 34.Which of these is a prime number? (a) 42 (b) 19 (c) 30
  35. 35.Which of these is a multiple of 10? (a) 96 (b) 81 (c) 30
  36. 36.What is the LCM of 3 and 11?
  37. 37.How many factors does 24 have?
  38. 38.What is the HCF of 30 and 36?
  39. 39.Which of these is a prime number? (a) 29 (b) 45 (c) 48
  40. 40.What is the HCF of 24 and 30?

Answer key

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

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