← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 346 · 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 12/18 in its simplest form? (a) No (b) Yes
  2. 2.What is the HCF of 8 and 12?
  3. 3.Write 6/20 in its simplest form. =
  4. 4.Is 3/10 in its simplest form? (a) No (b) Yes
  5. 5.Write 24/27 in its simplest form. =
  6. 6.Write 14/21 in its simplest form. =
  7. 7.What is the HCF of 6 and 21?
  8. 8.Is 35/50 in its simplest form? (a) No (b) Yes
  9. 9.Write 5/30 in its simplest form. =
  10. 10.Write 10/25 in its simplest form. =
  11. 11.Write 42/60 in its simplest form. =
  12. 12.Write 7/70 in its simplest form. =
  13. 13.Is 10/15 in its simplest form? (a) No (b) Yes
  14. 14.Is 3/18 in its simplest form? (a) Yes (b) No
  15. 15.Is 54/60 in its simplest form? (a) No (b) Yes
  16. 16.What is the HCF of 8 and 36?
  17. 17.Write 5/35 in its simplest form. =
  18. 18.Is 1/4 in its simplest form? (a) Yes (b) No
  19. 19.Write 6/48 in its simplest form. =
  20. 20.Is 6/14 in its simplest form? (a) Yes (b) No
  21. 21.What is the HCF of 5 and 30?
  22. 22.What is the HCF of 9 and 45?
  23. 23.Write 16/18 in its simplest form. =
  24. 24.Write 36/45 in its simplest form. =
  25. 25.Write 6/21 in its simplest form. =
  26. 26.Write 16/28 in its simplest form. =
  27. 27.Is 21/30 in its simplest form? (a) Yes (b) No
  28. 28.Write 8/20 in its simplest form. =
  29. 29.What is the HCF of 2 and 4?
  30. 30.Is 10/35 in its simplest form? (a) No (b) Yes
  31. 31.Is 2/5 in its simplest form? (a) No (b) Yes
  32. 32.Is 3/8 in its simplest form? (a) Yes (b) No
  33. 33.Is 2/7 in its simplest form? (a) No (b) Yes
  34. 34.Write 9/15 in its simplest form. =
  35. 35.Is 18/21 in its simplest form? (a) Yes (b) No
  36. 36.What is the HCF of 2 and 10?
  37. 37.Write 7/42 in its simplest form. =
  38. 38.Write 5/45 in its simplest form. =
  39. 39.What is the HCF of 16 and 18?
  40. 40.Is 6/21 in its simplest form? (a) Yes (b) No

Answer key

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

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