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Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 232 · 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 15/18 in its simplest form? (a) Yes (b) No
  2. 2.Is 3/7 in its simplest form? (a) Yes (b) No
  3. 3.Write 9/24 in its simplest form. =
  4. 4.What is the HCF of 9 and 27?
  5. 5.Write 8/10 in its simplest form. =
  6. 6.Is 2/9 in its simplest form? (a) Yes (b) No
  7. 7.Write 28/36 in its simplest form. =
  8. 8.What is the HCF of 8 and 72?
  9. 9.What is the HCF of 16 and 40?
  10. 10.Write 20/35 in its simplest form. =
  11. 11.What is the HCF of 9 and 36?
  12. 12.What is the HCF of 9 and 30?
  13. 13.What is the HCF of 8 and 64?
  14. 14.Write 10/45 in its simplest form. =
  15. 15.Is 6/14 in its simplest form? (a) No (b) Yes
  16. 16.Write 63/90 in its simplest form. =
  17. 17.What is the HCF of 42 and 60?
  18. 18.Is 5/25 in its simplest form? (a) No (b) Yes
  19. 19.Write 54/63 in its simplest form. =
  20. 20.What is the HCF of 6 and 16?
  21. 21.Write 27/63 in its simplest form. =
  22. 22.What is the HCF of 8 and 36?
  23. 23.Write 5/50 in its simplest form. =
  24. 24.What is the HCF of 30 and 36?
  25. 25.Write 4/40 in its simplest form. =
  26. 26.Write 6/48 in its simplest form. =
  27. 27.What is the HCF of 6 and 18?
  28. 28.Is 2/5 in its simplest form? (a) Yes (b) No
  29. 29.What is the HCF of 3 and 9?
  30. 30.Write 9/54 in its simplest form. =
  31. 31.Is 1/4 in its simplest form? (a) Yes (b) No
  32. 32.Write 14/63 in its simplest form. =
  33. 33.Write 5/20 in its simplest form. =
  34. 34.Write 6/21 in its simplest form. =
  35. 35.Write 7/70 in its simplest form. =
  36. 36.Write 42/48 in its simplest form. =
  37. 37.Write 9/15 in its simplest form. =
  38. 38.Write 16/72 in its simplest form. =
  39. 39.Is 9/24 in its simplest form? (a) No (b) Yes
  40. 40.Write 6/9 in its simplest form. =

Answer key

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

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