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Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 868 · 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 3/24 in its simplest form? (a) Yes (b) No
  2. 2.What is the HCF of 3 and 24?
  3. 3.Write 32/56 in its simplest form. =
  4. 4.Write 2/8 in its simplest form. =
  5. 5.What is the HCF of 18 and 60?
  6. 6.What is the HCF of 8 and 14?
  7. 7.Is 21/24 in its simplest form? (a) Yes (b) No
  8. 8.Write 6/30 in its simplest form. =
  9. 9.Write 2/16 in its simplest form. =
  10. 10.Is 3/4 in its simplest form? (a) No (b) Yes
  11. 11.Write 6/60 in its simplest form. =
  12. 12.Is 5/8 in its simplest form? (a) Yes (b) No
  13. 13.What is the HCF of 25 and 30?
  14. 14.Write 56/72 in its simplest form. =
  15. 15.Is 1/7 in its simplest form? (a) Yes (b) No
  16. 16.Is 6/15 in its simplest form? (a) Yes (b) No
  17. 17.Is 10/16 in its simplest form? (a) No (b) Yes
  18. 18.What is the HCF of 2 and 16?
  19. 19.Is 35/40 in its simplest form? (a) Yes (b) No
  20. 20.What is the HCF of 20 and 28?
  21. 21.Write 6/9 in its simplest form. =
  22. 22.Is 10/12 in its simplest form? (a) No (b) Yes
  23. 23.What is the HCF of 30 and 36?
  24. 24.What is the HCF of 3 and 27?
  25. 25.Is 6/8 in its simplest form? (a) No (b) Yes
  26. 26.Is 42/60 in its simplest form? (a) No (b) Yes
  27. 27.Write 8/48 in its simplest form. =
  28. 28.Write 12/21 in its simplest form. =
  29. 29.What is the HCF of 3 and 30?
  30. 30.Write 12/28 in its simplest form. =
  31. 31.Is 5/20 in its simplest form? (a) Yes (b) No
  32. 32.Write 3/6 in its simplest form. =
  33. 33.What is the HCF of 45 and 63?
  34. 34.Write 24/32 in its simplest form. =
  35. 35.What is the HCF of 15 and 25?
  36. 36.What is the HCF of 15 and 35?
  37. 37.Is 2/3 in its simplest form? (a) Yes (b) No
  38. 38.Write 18/21 in its simplest form. =
  39. 39.What is the HCF of 21 and 24?
  40. 40.Write 20/36 in its simplest form. =

Answer key

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

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