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Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 584 · 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 3/4 in its simplest form? (a) No (b) Yes
  2. 2.What is the HCF of 12 and 20?
  3. 3.Is 24/42 in its simplest form? (a) No (b) Yes
  4. 4.Write 18/60 in its simplest form. =
  5. 5.Write 18/27 in its simplest form. =
  6. 6.Is 12/18 in its simplest form? (a) No (b) Yes
  7. 7.Is 2/3 in its simplest form? (a) No (b) Yes
  8. 8.What is the HCF of 4 and 18?
  9. 9.Write 3/21 in its simplest form. =
  10. 10.Is 8/9 in its simplest form? (a) No (b) Yes
  11. 11.Write 16/28 in its simplest form. =
  12. 12.Is 15/25 in its simplest form? (a) No (b) Yes
  13. 13.Is 6/30 in its simplest form? (a) No (b) Yes
  14. 14.Write 10/15 in its simplest form. =
  15. 15.Is 3/18 in its simplest form? (a) No (b) Yes
  16. 16.What is the HCF of 7 and 21?
  17. 17.Write 2/18 in its simplest form. =
  18. 18.Is 2/14 in its simplest form? (a) Yes (b) No
  19. 19.Write 6/42 in its simplest form. =
  20. 20.Write 6/14 in its simplest form. =
  21. 21.What is the HCF of 16 and 56?
  22. 22.Write 14/16 in its simplest form. =
  23. 23.Write 4/8 in its simplest form. =
  24. 24.Write 40/56 in its simplest form. =
  25. 25.Is 5/9 in its simplest form? (a) Yes (b) No
  26. 26.Write 7/35 in its simplest form. =
  27. 27.Is 12/21 in its simplest form? (a) Yes (b) No
  28. 28.Is 6/54 in its simplest form? (a) Yes (b) No
  29. 29.Is 3/9 in its simplest form? (a) Yes (b) No
  30. 30.What is the HCF of 9 and 63?
  31. 31.Is 9/30 in its simplest form? (a) No (b) Yes
  32. 32.Write 30/36 in its simplest form. =
  33. 33.What is the HCF of 30 and 48?
  34. 34.Is 1/7 in its simplest form? (a) Yes (b) No
  35. 35.Is 1/3 in its simplest form? (a) Yes (b) No
  36. 36.What is the HCF of 14 and 16?
  37. 37.Write 27/30 in its simplest form. =
  38. 38.What is the HCF of 12 and 54?
  39. 39.Write 2/10 in its simplest form. =
  40. 40.What is the HCF of 25 and 30?

Answer key

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

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