← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 862 · 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 4/40 in its simplest form. =
  2. 2.What is the HCF of 16 and 56?
  3. 3.Write 6/18 in its simplest form. =
  4. 4.Write 2/10 in its simplest form. =
  5. 5.Is 6/7 in its simplest form? (a) No (b) Yes
  6. 6.Is 6/27 in its simplest form? (a) No (b) Yes
  7. 7.What is the HCF of 20 and 45?
  8. 8.What is the HCF of 2 and 6?
  9. 9.Is 2/5 in its simplest form? (a) No (b) Yes
  10. 10.Is 20/25 in its simplest form? (a) Yes (b) No
  11. 11.Is 2/9 in its simplest form? (a) No (b) Yes
  12. 12.Is 7/9 in its simplest form? (a) No (b) Yes
  13. 13.Is 4/28 in its simplest form? (a) No (b) Yes
  14. 14.Is 3/30 in its simplest form? (a) No (b) Yes
  15. 15.Is 2/7 in its simplest form? (a) Yes (b) No
  16. 16.What is the HCF of 15 and 21?
  17. 17.What is the HCF of 15 and 25?
  18. 18.Write 40/45 in its simplest form. =
  19. 19.Write 12/40 in its simplest form. =
  20. 20.What is the HCF of 12 and 21?
  21. 21.Is 12/14 in its simplest form? (a) No (b) Yes
  22. 22.Write 36/81 in its simplest form. =
  23. 23.Write 21/28 in its simplest form. =
  24. 24.What is the HCF of 32 and 56?
  25. 25.Write 2/8 in its simplest form. =
  26. 26.Is 25/45 in its simplest form? (a) No (b) Yes
  27. 27.Write 6/12 in its simplest form. =
  28. 28.What is the HCF of 42 and 49?
  29. 29.What is the HCF of 6 and 12?
  30. 30.Is 2/16 in its simplest form? (a) No (b) Yes
  31. 31.What is the HCF of 3 and 12?
  32. 32.What is the HCF of 3 and 30?
  33. 33.What is the HCF of 24 and 32?
  34. 34.Write 4/24 in its simplest form. =
  35. 35.Is 10/16 in its simplest form? (a) Yes (b) No
  36. 36.Write 5/45 in its simplest form. =
  37. 37.Write 56/64 in its simplest form. =
  38. 38.What is the HCF of 49 and 70?
  39. 39.What is the HCF of 25 and 30?
  40. 40.Is 4/7 in its simplest form? (a) No (b) Yes

Answer key

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

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