← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 879 · 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 5/30 in its simplest form. =
  2. 2.Write 15/40 in its simplest form. =
  3. 3.Write 32/40 in its simplest form. =
  4. 4.Write 8/16 in its simplest form. =
  5. 5.Write 8/28 in its simplest form. =
  6. 6.Write 27/90 in its simplest form. =
  7. 7.What is the HCF of 7 and 14?
  8. 8.Write 40/72 in its simplest form. =
  9. 9.Write 4/12 in its simplest form. =
  10. 10.Is 6/7 in its simplest form? (a) No (b) Yes
  11. 11.What is the HCF of 6 and 42?
  12. 12.Write 25/35 in its simplest form. =
  13. 13.What is the HCF of 2 and 18?
  14. 14.Write 2/18 in its simplest form. =
  15. 15.Is 6/14 in its simplest form? (a) Yes (b) No
  16. 16.Is 30/36 in its simplest form? (a) Yes (b) No
  17. 17.Is 16/36 in its simplest form? (a) Yes (b) No
  18. 18.What is the HCF of 12 and 30?
  19. 19.What is the HCF of 9 and 63?
  20. 20.Write 40/64 in its simplest form. =
  21. 21.Write 27/36 in its simplest form. =
  22. 22.Is 3/7 in its simplest form? (a) No (b) Yes
  23. 23.What is the HCF of 21 and 28?
  24. 24.Is 1/4 in its simplest form? (a) Yes (b) No
  25. 25.Is 5/7 in its simplest form? (a) Yes (b) No
  26. 26.Is 4/14 in its simplest form? (a) No (b) Yes
  27. 27.What is the HCF of 8 and 72?
  28. 28.Is 1/6 in its simplest form? (a) No (b) Yes
  29. 29.Is 8/20 in its simplest form? (a) Yes (b) No
  30. 30.Is 40/45 in its simplest form? (a) Yes (b) No
  31. 31.What is the HCF of 15 and 24?
  32. 32.Write 24/27 in its simplest form. =
  33. 33.Is 3/4 in its simplest form? (a) Yes (b) No
  34. 34.What is the HCF of 40 and 56?
  35. 35.Write 14/20 in its simplest form. =
  36. 36.Is 4/7 in its simplest form? (a) No (b) Yes
  37. 37.Write 36/45 in its simplest form. =
  38. 38.Is 20/28 in its simplest form? (a) Yes (b) No
  39. 39.Write 7/28 in its simplest form. =
  40. 40.Write 4/16 in its simplest form. =

Answer key

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

Free fractions lessons, practice and worksheets at talentjr.in/fractions-for-kids