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Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 980 · 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 54/60 in its simplest form. =
  2. 2.Is 12/28 in its simplest form? (a) No (b) Yes
  3. 3.Write 9/15 in its simplest form. =
  4. 4.What is the HCF of 16 and 56?
  5. 5.Write 16/40 in its simplest form. =
  6. 6.Write 36/40 in its simplest form. =
  7. 7.What is the HCF of 4 and 32?
  8. 8.Is 4/7 in its simplest form? (a) No (b) Yes
  9. 9.What is the HCF of 4 and 14?
  10. 10.Write 10/16 in its simplest form. =
  11. 11.What is the HCF of 14 and 16?
  12. 12.Write 49/63 in its simplest form. =
  13. 13.Write 32/36 in its simplest form. =
  14. 14.What is the HCF of 2 and 14?
  15. 15.What is the HCF of 2 and 6?
  16. 16.What is the HCF of 28 and 32?
  17. 17.What is the HCF of 2 and 4?
  18. 18.What is the HCF of 10 and 45?
  19. 19.Write 24/27 in its simplest form. =
  20. 20.Write 4/36 in its simplest form. =
  21. 21.Is 4/36 in its simplest form? (a) No (b) Yes
  22. 22.What is the HCF of 6 and 27?
  23. 23.What is the HCF of 35 and 49?
  24. 24.Is 4/5 in its simplest form? (a) No (b) Yes
  25. 25.Is 8/20 in its simplest form? (a) Yes (b) No
  26. 26.What is the HCF of 2 and 10?
  27. 27.Write 3/27 in its simplest form. =
  28. 28.Write 14/18 in its simplest form. =
  29. 29.Write 8/40 in its simplest form. =
  30. 30.What is the HCF of 40 and 64?
  31. 31.What is the HCF of 15 and 27?
  32. 32.Is 20/36 in its simplest form? (a) No (b) Yes
  33. 33.Is 3/7 in its simplest form? (a) No (b) Yes
  34. 34.Write 8/28 in its simplest form. =
  35. 35.What is the HCF of 21 and 27?
  36. 36.Is 12/20 in its simplest form? (a) Yes (b) No
  37. 37.What is the HCF of 24 and 56?
  38. 38.What is the HCF of 8 and 32?
  39. 39.What is the HCF of 14 and 49?
  40. 40.What is the HCF of 36 and 42?

Answer key

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

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