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Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 628 · 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 30/35 in its simplest form. =
  2. 2.Is 6/24 in its simplest form? (a) No (b) Yes
  3. 3.Is 9/10 in its simplest form? (a) No (b) Yes
  4. 4.What is the HCF of 2 and 6?
  5. 5.Is 8/9 in its simplest form? (a) No (b) Yes
  6. 6.Write 14/18 in its simplest form. =
  7. 7.Is 15/18 in its simplest form? (a) Yes (b) No
  8. 8.Is 6/10 in its simplest form? (a) No (b) Yes
  9. 9.Is 5/20 in its simplest form? (a) Yes (b) No
  10. 10.What is the HCF of 25 and 40?
  11. 11.What is the HCF of 4 and 32?
  12. 12.Write 12/20 in its simplest form. =
  13. 13.Write 24/32 in its simplest form. =
  14. 14.Write 14/49 in its simplest form. =
  15. 15.Write 5/40 in its simplest form. =
  16. 16.Write 3/27 in its simplest form. =
  17. 17.Is 7/8 in its simplest form? (a) No (b) Yes
  18. 18.Write 6/8 in its simplest form. =
  19. 19.Is 42/60 in its simplest form? (a) Yes (b) No
  20. 20.What is the HCF of 20 and 36?
  21. 21.Is 5/6 in its simplest form? (a) No (b) Yes
  22. 22.What is the HCF of 18 and 21?
  23. 23.What is the HCF of 30 and 48?
  24. 24.Write 24/27 in its simplest form. =
  25. 25.Is 1/7 in its simplest form? (a) Yes (b) No
  26. 26.Is 1/5 in its simplest form? (a) Yes (b) No
  27. 27.Is 15/21 in its simplest form? (a) No (b) Yes
  28. 28.What is the HCF of 9 and 24?
  29. 29.Write 24/56 in its simplest form. =
  30. 30.What is the HCF of 14 and 21?
  31. 31.Write 8/56 in its simplest form. =
  32. 32.Write 15/24 in its simplest form. =
  33. 33.Is 10/15 in its simplest form? (a) Yes (b) No
  34. 34.Is 12/18 in its simplest form? (a) No (b) Yes
  35. 35.Write 6/27 in its simplest form. =
  36. 36.Is 4/32 in its simplest form? (a) Yes (b) No
  37. 37.Write 12/14 in its simplest form. =
  38. 38.Write 27/63 in its simplest form. =
  39. 39.Write 18/63 in its simplest form. =
  40. 40.Write 16/20 in its simplest form. =

Answer key

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

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