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Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 665 · 40 questions
TalentJR

The method (Divide by the HCF): Find the HCF (highest common factor) of the top and the bottom. Divide the top and the bottom by the HCF. If the HCF is 1, the fraction is already in its simplest form.

NameDateTime takenScore ___ / 40
  1. 1.Write 24/54 in its simplest form. =
  2. 2.What is the HCF of 2 and 6?
  3. 3.Write 4/40 in its simplest form. =
  4. 4.Write 40/64 in its simplest form. =
  5. 5.Is 4/28 in its simplest form? (a) Yes (b) No
  6. 6.What is the HCF of 12 and 27?
  7. 7.Write 9/21 in its simplest form. =
  8. 8.Write 7/21 in its simplest form. =
  9. 9.Write 8/56 in its simplest form. =
  10. 10.Is 3/12 in its simplest form? (a) Yes (b) No
  11. 11.What is the HCF of 24 and 30?
  12. 12.Is 30/48 in its simplest form? (a) No (b) Yes
  13. 13.What is the HCF of 14 and 20?
  14. 14.Is 40/45 in its simplest form? (a) No (b) Yes
  15. 15.Is 28/32 in its simplest form? (a) No (b) Yes
  16. 16.Write 20/45 in its simplest form. =
  17. 17.Write 6/60 in its simplest form. =
  18. 18.Write 3/9 in its simplest form. =
  19. 19.Write 45/72 in its simplest form. =
  20. 20.What is the HCF of 8 and 24?
  21. 21.What is the HCF of 10 and 18?
  22. 22.What is the HCF of 54 and 60?
  23. 23.Write 32/72 in its simplest form. =
  24. 24.What is the HCF of 15 and 50?
  25. 25.What is the HCF of 18 and 27?
  26. 26.Write 9/12 in its simplest form. =
  27. 27.What is the HCF of 10 and 16?
  28. 28.Write 9/30 in its simplest form. =
  29. 29.Write 16/40 in its simplest form. =
  30. 30.Write 15/24 in its simplest form. =
  31. 31.Write 30/48 in its simplest form. =
  32. 32.Write 2/12 in its simplest form. =
  33. 33.What is the HCF of 2 and 8?
  34. 34.Is 4/8 in its simplest form? (a) No (b) Yes
  35. 35.Write 40/72 in its simplest form. =
  36. 36.Is 24/27 in its simplest form? (a) No (b) Yes
  37. 37.Is 3/8 in its simplest form? (a) No (b) Yes
  38. 38.Write 27/36 in its simplest form. =
  39. 39.Is 4/20 in its simplest form? (a) No (b) Yes
  40. 40.Write 16/24 in its simplest form. =

Answer key

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

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