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Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 26 · 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 7/49 in its simplest form. =
  2. 2.Is 2/3 in its simplest form? (a) No (b) Yes
  3. 3.What is the HCF of 24 and 54?
  4. 4.Write 36/42 in its simplest form. =
  5. 5.What is the HCF of 6 and 9?
  6. 6.Write 15/20 in its simplest form. =
  7. 7.What is the HCF of 3 and 18?
  8. 8.Is 1/7 in its simplest form? (a) Yes (b) No
  9. 9.Write 25/30 in its simplest form. =
  10. 10.Is 3/8 in its simplest form? (a) Yes (b) No
  11. 11.What is the HCF of 9 and 24?
  12. 12.What is the HCF of 7 and 49?
  13. 13.Is 5/7 in its simplest form? (a) No (b) Yes
  14. 14.What is the HCF of 18 and 20?
  15. 15.Write 8/36 in its simplest form. =
  16. 16.What is the HCF of 2 and 16?
  17. 17.What is the HCF of 6 and 18?
  18. 18.What is the HCF of 40 and 56?
  19. 19.Write 15/35 in its simplest form. =
  20. 20.Write 32/40 in its simplest form. =
  21. 21.What is the HCF of 2 and 4?
  22. 22.Is 3/10 in its simplest form? (a) No (b) Yes
  23. 23.Write 6/14 in its simplest form. =
  24. 24.Is 1/5 in its simplest form? (a) No (b) Yes
  25. 25.Is 3/4 in its simplest form? (a) Yes (b) No
  26. 26.Is 28/32 in its simplest form? (a) Yes (b) No
  27. 27.What is the HCF of 7 and 56?
  28. 28.Write 6/21 in its simplest form. =
  29. 29.Write 12/16 in its simplest form. =
  30. 30.Is 20/36 in its simplest form? (a) No (b) Yes
  31. 31.Write 8/18 in its simplest form. =
  32. 32.What is the HCF of 16 and 18?
  33. 33.Write 48/56 in its simplest form. =
  34. 34.Write 24/32 in its simplest form. =
  35. 35.What is the HCF of 12 and 21?
  36. 36.What is the HCF of 6 and 48?
  37. 37.Is 5/8 in its simplest form? (a) Yes (b) No
  38. 38.Write 6/9 in its simplest form. =
  39. 39.Is 4/5 in its simplest form? (a) No (b) Yes
  40. 40.Write 2/4 in its simplest form. =

Answer key

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

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