← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 546 · 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.Is 5/6 in its simplest form? (a) Yes (b) No
  2. 2.What is the HCF of 9 and 12?
  3. 3.Write 35/63 in its simplest form. =
  4. 4.Write 4/6 in its simplest form. =
  5. 5.Is 5/10 in its simplest form? (a) Yes (b) No
  6. 6.Write 4/36 in its simplest form. =
  7. 7.Is 4/5 in its simplest form? (a) Yes (b) No
  8. 8.Is 4/7 in its simplest form? (a) No (b) Yes
  9. 9.Is 28/32 in its simplest form? (a) Yes (b) No
  10. 10.Write 10/14 in its simplest form. =
  11. 11.Write 7/35 in its simplest form. =
  12. 12.Write 30/42 in its simplest form. =
  13. 13.What is the HCF of 20 and 45?
  14. 14.Is 21/24 in its simplest form? (a) No (b) Yes
  15. 15.What is the HCF of 40 and 45?
  16. 16.What is the HCF of 20 and 36?
  17. 17.Write 12/27 in its simplest form. =
  18. 18.Write 24/54 in its simplest form. =
  19. 19.What is the HCF of 3 and 6?
  20. 20.What is the HCF of 24 and 27?
  21. 21.Write 30/35 in its simplest form. =
  22. 22.What is the HCF of 8 and 28?
  23. 23.Write 18/45 in its simplest form. =
  24. 24.What is the HCF of 25 and 45?
  25. 25.Write 12/40 in its simplest form. =
  26. 26.Write 12/21 in its simplest form. =
  27. 27.What is the HCF of 6 and 42?
  28. 28.What is the HCF of 35 and 45?
  29. 29.Write 20/25 in its simplest form. =
  30. 30.Is 1/5 in its simplest form? (a) No (b) Yes
  31. 31.Write 18/48 in its simplest form. =
  32. 32.Write 25/35 in its simplest form. =
  33. 33.Is 7/9 in its simplest form? (a) Yes (b) No
  34. 34.Write 2/8 in its simplest form. =
  35. 35.Is 4/16 in its simplest form? (a) No (b) Yes
  36. 36.Is 30/42 in its simplest form? (a) No (b) Yes
  37. 37.What is the HCF of 12 and 16?
  38. 38.Is 10/16 in its simplest form? (a) Yes (b) No
  39. 39.Is 12/42 in its simplest form? (a) No (b) Yes
  40. 40.Write 3/21 in its simplest form. =

Answer key

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

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