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Class 5 Maths Worksheet: Factors and Multiples

Maths worksheets lesson 34: Factors, multiples, HCF and LCM · Set 148 · 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) 46 (b) 24 (c) 5
  2. 2.Is 7 a factor of 21? (a) Yes (b) No
  3. 3.How many factors does 36 have?
  4. 4.Which of these is a prime number? (a) 35 (b) 29 (c) 6
  5. 5.What is the HCF of 28 and 36?
  6. 6.What is the HCF of 63 and 81?
  7. 7.What is the HCF of 24 and 56?
  8. 8.Which of these is a prime number? (a) 25 (b) 19 (c) 49
  9. 9.Is 7 a factor of 28? (a) Yes (b) No
  10. 10.Which of these is a multiple of 6? (a) 59 (b) 13 (c) 30
  11. 11.Which of these is a factor of 30? (a) 29 (b) 12 (c) 15
  12. 12.What is the LCM of 2 and 9?
  13. 13.Which of these is a multiple of 5? (a) 25 (b) 46 (c) 38
  14. 14.What is the LCM of 7 and 12?
  15. 15.How many factors does 40 have?
  16. 16.How many factors does 10 have?
  17. 17.Is 2 a factor of 11? (a) No (b) Yes
  18. 18.Which of these is a prime number? (a) 9 (b) 33 (c) 47
  19. 19.Which of these is a prime number? (a) 8 (b) 17 (c) 10
  20. 20.Which of these is a multiple of 5? (a) 32 (b) 16 (c) 10
  21. 21.How many factors does 8 have?
  22. 22.Which of these is a prime number? (a) 42 (b) 22 (c) 37
  23. 23.What is the LCM of 8 and 11?
  24. 24.Which of these is a factor of 20? (a) 5 (b) 3 (c) 14
  25. 25.Which of these is a prime number? (a) 21 (b) 46 (c) 41
  26. 26.Which of these is a multiple of 8? (a) 50 (b) 36 (c) 24
  27. 27.How many factors does 18 have?
  28. 28.Which of these is a factor of 36? (a) 2 (b) 27 (c) 25
  29. 29.Which of these is a prime number? (a) 46 (b) 15 (c) 43
  30. 30.Is 5 a factor of 57? (a) Yes (b) No
  31. 31.What is the HCF of 25 and 35?
  32. 32.What is the HCF of 5 and 20?
  33. 33.How many factors does 30 have?
  34. 34.Which of these is a multiple of 8? (a) 32 (b) 25 (c) 51
  35. 35.Which of these is a multiple of 9? (a) 32 (b) 18 (c) 88
  36. 36.What is the LCM of 7 and 9?
  37. 37.Which of these is a factor of 30? (a) 29 (b) 3 (c) 8
  38. 38.What is the HCF of 10 and 18?
  39. 39.What is the HCF of 45 and 81?
  40. 40.What is the HCF of 30 and 42?

Answer key

  1. 5
  2. Yes
  3. 9
  4. 29
  5. 4
  6. 9
  7. 8
  8. 19
  9. Yes
  10. 30
  11. 15
  12. 18
  13. 25
  14. 84
  15. 8
  16. 4
  17. No
  18. 47
  19. 17
  20. 10
  21. 4
  22. 37
  23. 88
  24. 5
  25. 41
  26. 24
  27. 6
  28. 2
  29. 43
  30. No
  31. 5
  32. 5
  33. 8
  34. 32
  35. 18
  36. 63
  37. 3
  38. 2
  39. 9
  40. 6

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