← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 555 · 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 5/15 in its simplest form. =
  2. 2.Write 35/40 in its simplest form. =
  3. 3.Write 8/10 in its simplest form. =
  4. 4.Write 35/63 in its simplest form. =
  5. 5.Is 24/27 in its simplest form? (a) No (b) Yes
  6. 6.What is the HCF of 32 and 56?
  7. 7.What is the HCF of 10 and 45?
  8. 8.Write 9/81 in its simplest form. =
  9. 9.What is the HCF of 3 and 9?
  10. 10.Is 1/9 in its simplest form? (a) No (b) Yes
  11. 11.Write 27/63 in its simplest form. =
  12. 12.What is the HCF of 15 and 21?
  13. 13.What is the HCF of 12 and 14?
  14. 14.Is 2/6 in its simplest form? (a) No (b) Yes
  15. 15.What is the HCF of 16 and 24?
  16. 16.What is the HCF of 10 and 15?
  17. 17.What is the HCF of 9 and 90?
  18. 18.What is the HCF of 35 and 42?
  19. 19.Is 1/6 in its simplest form? (a) No (b) Yes
  20. 20.Is 5/7 in its simplest form? (a) No (b) Yes
  21. 21.Write 8/16 in its simplest form. =
  22. 22.Write 12/32 in its simplest form. =
  23. 23.Write 6/14 in its simplest form. =
  24. 24.Write 36/45 in its simplest form. =
  25. 25.Write 24/54 in its simplest form. =
  26. 26.Write 4/28 in its simplest form. =
  27. 27.Write 21/24 in its simplest form. =
  28. 28.What is the HCF of 24 and 42?
  29. 29.Is 12/15 in its simplest form? (a) No (b) Yes
  30. 30.Write 7/56 in its simplest form. =
  31. 31.Is 15/27 in its simplest form? (a) No (b) Yes
  32. 32.Is 25/35 in its simplest form? (a) No (b) Yes
  33. 33.Write 30/36 in its simplest form. =
  34. 34.Write 30/35 in its simplest form. =
  35. 35.Write 8/24 in its simplest form. =
  36. 36.Write 28/40 in its simplest form. =
  37. 37.Is 5/30 in its simplest form? (a) Yes (b) No
  38. 38.Is 15/50 in its simplest form? (a) Yes (b) No
  39. 39.Is 12/16 in its simplest form? (a) Yes (b) No
  40. 40.Write 6/36 in its simplest form. =

Answer key

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

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