← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 159 · 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 1/5 in its simplest form? (a) No (b) Yes
  2. 2.Is 2/12 in its simplest form? (a) No (b) Yes
  3. 3.Write 6/9 in its simplest form. =
  4. 4.Is 6/24 in its simplest form? (a) Yes (b) No
  5. 5.What is the HCF of 7 and 28?
  6. 6.What is the HCF of 4 and 16?
  7. 7.Is 21/30 in its simplest form? (a) No (b) Yes
  8. 8.Write 21/27 in its simplest form. =
  9. 9.Is 7/10 in its simplest form? (a) No (b) Yes
  10. 10.Is 7/8 in its simplest form? (a) No (b) Yes
  11. 11.Write 64/72 in its simplest form. =
  12. 12.Is 3/5 in its simplest form? (a) Yes (b) No
  13. 13.Write 35/45 in its simplest form. =
  14. 14.What is the HCF of 6 and 27?
  15. 15.What is the HCF of 3 and 21?
  16. 16.What is the HCF of 7 and 63?
  17. 17.Is 3/30 in its simplest form? (a) No (b) Yes
  18. 18.What is the HCF of 3 and 15?
  19. 19.What is the HCF of 6 and 15?
  20. 20.What is the HCF of 30 and 54?
  21. 21.What is the HCF of 4 and 10?
  22. 22.Write 5/20 in its simplest form. =
  23. 23.Is 10/15 in its simplest form? (a) Yes (b) No
  24. 24.Write 18/30 in its simplest form. =
  25. 25.What is the HCF of 6 and 48?
  26. 26.Is 3/7 in its simplest form? (a) Yes (b) No
  27. 27.Write 45/81 in its simplest form. =
  28. 28.Write 4/8 in its simplest form. =
  29. 29.What is the HCF of 14 and 16?
  30. 30.Write 10/16 in its simplest form. =
  31. 31.Write 4/18 in its simplest form. =
  32. 32.Write 35/63 in its simplest form. =
  33. 33.Is 30/42 in its simplest form? (a) No (b) Yes
  34. 34.What is the HCF of 6 and 54?
  35. 35.Write 25/35 in its simplest form. =
  36. 36.What is the HCF of 6 and 8?
  37. 37.What is the HCF of 35 and 63?
  38. 38.Is 2/7 in its simplest form? (a) Yes (b) No
  39. 39.Is 5/7 in its simplest form? (a) No (b) Yes
  40. 40.What is the HCF of 35 and 45?

Answer key

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

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