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Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 201 · 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 24/30 in its simplest form. =
  2. 2.What is the HCF of 32 and 56?
  3. 3.Is 15/21 in its simplest form? (a) Yes (b) No
  4. 4.What is the HCF of 9 and 81?
  5. 5.Is 4/9 in its simplest form? (a) No (b) Yes
  6. 6.Is 5/10 in its simplest form? (a) Yes (b) No
  7. 7.What is the HCF of 24 and 27?
  8. 8.Is 4/5 in its simplest form? (a) Yes (b) No
  9. 9.Write 32/56 in its simplest form. =
  10. 10.Is 27/30 in its simplest form? (a) Yes (b) No
  11. 11.Is 7/8 in its simplest form? (a) No (b) Yes
  12. 12.Is 12/32 in its simplest form? (a) Yes (b) No
  13. 13.What is the HCF of 15 and 20?
  14. 14.Write 9/21 in its simplest form. =
  15. 15.Write 48/56 in its simplest form. =
  16. 16.Is 2/3 in its simplest form? (a) No (b) Yes
  17. 17.What is the HCF of 14 and 49?
  18. 18.Write 40/64 in its simplest form. =
  19. 19.Write 6/16 in its simplest form. =
  20. 20.Write 2/14 in its simplest form. =
  21. 21.What is the HCF of 6 and 9?
  22. 22.What is the HCF of 18 and 24?
  23. 23.What is the HCF of 28 and 35?
  24. 24.Is 21/30 in its simplest form? (a) Yes (b) No
  25. 25.Write 3/21 in its simplest form. =
  26. 26.Write 2/4 in its simplest form. =
  27. 27.Write 14/49 in its simplest form. =
  28. 28.What is the HCF of 21 and 27?
  29. 29.Is 6/14 in its simplest form? (a) No (b) Yes
  30. 30.What is the HCF of 35 and 63?
  31. 31.What is the HCF of 21 and 24?
  32. 32.Is 1/4 in its simplest form? (a) No (b) Yes
  33. 33.What is the HCF of 16 and 18?
  34. 34.What is the HCF of 15 and 40?
  35. 35.Write 32/36 in its simplest form. =
  36. 36.Write 28/35 in its simplest form. =
  37. 37.What is the HCF of 24 and 42?
  38. 38.Write 5/50 in its simplest form. =
  39. 39.What is the HCF of 25 and 30?
  40. 40.Is 6/18 in its simplest form? (a) Yes (b) No

Answer key

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

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