← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 936 · 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.What is the HCF of 9 and 30?
  2. 2.Is 4/7 in its simplest form? (a) No (b) Yes
  3. 3.Write 48/54 in its simplest form. =
  4. 4.What is the HCF of 20 and 25?
  5. 5.Is 6/18 in its simplest form? (a) No (b) Yes
  6. 6.Is 2/3 in its simplest form? (a) Yes (b) No
  7. 7.Write 24/56 in its simplest form. =
  8. 8.What is the HCF of 5 and 15?
  9. 9.Is 12/42 in its simplest form? (a) No (b) Yes
  10. 10.Write 35/45 in its simplest form. =
  11. 11.What is the HCF of 4 and 18?
  12. 12.Is 42/54 in its simplest form? (a) Yes (b) No
  13. 13.Write 45/72 in its simplest form. =
  14. 14.Write 15/20 in its simplest form. =
  15. 15.What is the HCF of 4 and 28?
  16. 16.Is 1/10 in its simplest form? (a) Yes (b) No
  17. 17.What is the HCF of 5 and 45?
  18. 18.Is 3/10 in its simplest form? (a) No (b) Yes
  19. 19.Is 12/18 in its simplest form? (a) No (b) Yes
  20. 20.Write 28/35 in its simplest form. =
  21. 21.Is 2/8 in its simplest form? (a) Yes (b) No
  22. 22.Is 20/45 in its simplest form? (a) No (b) Yes
  23. 23.Is 1/6 in its simplest form? (a) Yes (b) No
  24. 24.What is the HCF of 35 and 40?
  25. 25.Is 15/24 in its simplest form? (a) Yes (b) No
  26. 26.What is the HCF of 27 and 72?
  27. 27.Write 4/24 in its simplest form. =
  28. 28.Is 8/9 in its simplest form? (a) No (b) Yes
  29. 29.Write 27/90 in its simplest form. =
  30. 30.Write 10/18 in its simplest form. =
  31. 31.Is 10/14 in its simplest form? (a) Yes (b) No
  32. 32.What is the HCF of 3 and 30?
  33. 33.What is the HCF of 32 and 36?
  34. 34.Is 16/20 in its simplest form? (a) No (b) Yes
  35. 35.What is the HCF of 6 and 21?
  36. 36.What is the HCF of 20 and 32?
  37. 37.Is 2/5 in its simplest form? (a) No (b) Yes
  38. 38.Is 4/9 in its simplest form? (a) No (b) Yes
  39. 39.Write 8/48 in its simplest form. =
  40. 40.Write 2/16 in its simplest form. =

Answer key

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

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