← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 352 · 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 12/27 in its simplest form. =
  2. 2.What is the HCF of 24 and 30?
  3. 3.Is 15/18 in its simplest form? (a) No (b) Yes
  4. 4.Write 7/14 in its simplest form. =
  5. 5.Write 24/30 in its simplest form. =
  6. 6.What is the HCF of 9 and 18?
  7. 7.Is 20/45 in its simplest form? (a) No (b) Yes
  8. 8.Write 30/42 in its simplest form. =
  9. 9.Is 1/9 in its simplest form? (a) No (b) Yes
  10. 10.Write 16/24 in its simplest form. =
  11. 11.Write 6/14 in its simplest form. =
  12. 12.What is the HCF of 12 and 18?
  13. 13.Write 45/54 in its simplest form. =
  14. 14.Write 12/30 in its simplest form. =
  15. 15.Is 3/7 in its simplest form? (a) Yes (b) No
  16. 16.Write 24/28 in its simplest form. =
  17. 17.Write 24/80 in its simplest form. =
  18. 18.What is the HCF of 6 and 16?
  19. 19.Write 27/45 in its simplest form. =
  20. 20.Write 20/35 in its simplest form. =
  21. 21.Is 4/18 in its simplest form? (a) Yes (b) No
  22. 22.Write 45/72 in its simplest form. =
  23. 23.Write 6/9 in its simplest form. =
  24. 24.Write 18/60 in its simplest form. =
  25. 25.Write 8/32 in its simplest form. =
  26. 26.Is 12/18 in its simplest form? (a) No (b) Yes
  27. 27.What is the HCF of 40 and 64?
  28. 28.Is 15/27 in its simplest form? (a) No (b) Yes
  29. 29.What is the HCF of 18 and 45?
  30. 30.Write 7/49 in its simplest form. =
  31. 31.Is 8/14 in its simplest form? (a) No (b) Yes
  32. 32.Is 12/32 in its simplest form? (a) Yes (b) No
  33. 33.Write 15/21 in its simplest form. =
  34. 34.What is the HCF of 28 and 35?
  35. 35.Is 12/30 in its simplest form? (a) No (b) Yes
  36. 36.Write 72/81 in its simplest form. =
  37. 37.Write 2/4 in its simplest form. =
  38. 38.What is the HCF of 25 and 40?
  39. 39.What is the HCF of 9 and 81?
  40. 40.What is the HCF of 10 and 18?

Answer key

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

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