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Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 266 · 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.Is 2/14 in its simplest form? (a) Yes (b) No
  2. 2.Write 12/27 in its simplest form. =
  3. 3.Write 20/45 in its simplest form. =
  4. 4.What is the HCF of 2 and 16?
  5. 5.What is the HCF of 56 and 80?
  6. 6.Write 8/56 in its simplest form. =
  7. 7.Write 9/18 in its simplest form. =
  8. 8.Write 6/12 in its simplest form. =
  9. 9.Write 4/12 in its simplest form. =
  10. 10.What is the HCF of 24 and 42?
  11. 11.Write 20/36 in its simplest form. =
  12. 12.Write 18/30 in its simplest form. =
  13. 13.Write 48/54 in its simplest form. =
  14. 14.What is the HCF of 4 and 10?
  15. 15.Write 3/27 in its simplest form. =
  16. 16.Is 6/54 in its simplest form? (a) No (b) Yes
  17. 17.Is 10/15 in its simplest form? (a) No (b) Yes
  18. 18.What is the HCF of 49 and 56?
  19. 19.Write 8/20 in its simplest form. =
  20. 20.What is the HCF of 7 and 35?
  21. 21.Write 14/35 in its simplest form. =
  22. 22.Is 3/10 in its simplest form? (a) Yes (b) No
  23. 23.What is the HCF of 21 and 30?
  24. 24.What is the HCF of 36 and 81?
  25. 25.Write 5/10 in its simplest form. =
  26. 26.Is 3/7 in its simplest form? (a) Yes (b) No
  27. 27.Write 6/36 in its simplest form. =
  28. 28.Write 6/24 in its simplest form. =
  29. 29.Write 8/18 in its simplest form. =
  30. 30.What is the HCF of 15 and 27?
  31. 31.Is 18/60 in its simplest form? (a) No (b) Yes
  32. 32.Write 3/18 in its simplest form. =
  33. 33.What is the HCF of 12 and 18?
  34. 34.Write 8/16 in its simplest form. =
  35. 35.Is 6/18 in its simplest form? (a) No (b) Yes
  36. 36.Is 10/18 in its simplest form? (a) No (b) Yes
  37. 37.Is 4/14 in its simplest form? (a) No (b) Yes
  38. 38.What is the HCF of 8 and 10?
  39. 39.What is the HCF of 12 and 28?
  40. 40.Write 27/90 in its simplest form. =

Answer key

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

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