← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 191 · 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 20/25 in its simplest form. =
  2. 2.What is the HCF of 9 and 36?
  3. 3.Write 3/21 in its simplest form. =
  4. 4.Write 2/20 in its simplest form. =
  5. 5.What is the HCF of 10 and 15?
  6. 6.What is the HCF of 35 and 42?
  7. 7.Is 7/10 in its simplest form? (a) No (b) Yes
  8. 8.Is 1/5 in its simplest form? (a) Yes (b) No
  9. 9.What is the HCF of 9 and 12?
  10. 10.Is 5/7 in its simplest form? (a) No (b) Yes
  11. 11.Write 54/60 in its simplest form. =
  12. 12.Is 1/7 in its simplest form? (a) Yes (b) No
  13. 13.Write 6/15 in its simplest form. =
  14. 14.Write 40/56 in its simplest form. =
  15. 15.Write 9/45 in its simplest form. =
  16. 16.What is the HCF of 7 and 21?
  17. 17.Write 14/18 in its simplest form. =
  18. 18.Is 1/9 in its simplest form? (a) Yes (b) No
  19. 19.What is the HCF of 6 and 18?
  20. 20.What is the HCF of 6 and 10?
  21. 21.Is 24/54 in its simplest form? (a) Yes (b) No
  22. 22.Write 24/27 in its simplest form. =
  23. 23.Is 3/4 in its simplest form? (a) Yes (b) No
  24. 24.Is 4/9 in its simplest form? (a) Yes (b) No
  25. 25.Is 2/9 in its simplest form? (a) Yes (b) No
  26. 26.What is the HCF of 15 and 18?
  27. 27.What is the HCF of 6 and 15?
  28. 28.What is the HCF of 8 and 10?
  29. 29.Write 2/10 in its simplest form. =
  30. 30.Write 4/8 in its simplest form. =
  31. 31.Is 5/8 in its simplest form? (a) Yes (b) No
  32. 32.Write 3/24 in its simplest form. =
  33. 33.What is the HCF of 3 and 21?
  34. 34.Is 1/8 in its simplest form? (a) Yes (b) No
  35. 35.Write 36/63 in its simplest form. =
  36. 36.Write 15/20 in its simplest form. =
  37. 37.Is 1/6 in its simplest form? (a) No (b) Yes
  38. 38.Write 35/42 in its simplest form. =
  39. 39.Write 6/16 in its simplest form. =
  40. 40.Write 3/9 in its simplest form. =

Answer key

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

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