← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 297 · 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 3/27 in its simplest form. =
  2. 2.Write 30/42 in its simplest form. =
  3. 3.Write 4/40 in its simplest form. =
  4. 4.Is 2/5 in its simplest form? (a) Yes (b) No
  5. 5.Is 5/7 in its simplest form? (a) No (b) Yes
  6. 6.Write 28/32 in its simplest form. =
  7. 7.Is 4/5 in its simplest form? (a) Yes (b) No
  8. 8.Is 4/32 in its simplest form? (a) No (b) Yes
  9. 9.Write 30/48 in its simplest form. =
  10. 10.Write 12/16 in its simplest form. =
  11. 11.Write 72/80 in its simplest form. =
  12. 12.Write 12/15 in its simplest form. =
  13. 13.What is the HCF of 21 and 24?
  14. 14.What is the HCF of 16 and 24?
  15. 15.Is 7/8 in its simplest form? (a) No (b) Yes
  16. 16.What is the HCF of 8 and 16?
  17. 17.Is 5/8 in its simplest form? (a) Yes (b) No
  18. 18.Is 3/5 in its simplest form? (a) No (b) Yes
  19. 19.Write 21/24 in its simplest form. =
  20. 20.Write 4/32 in its simplest form. =
  21. 21.Is 3/8 in its simplest form? (a) Yes (b) No
  22. 22.Write 18/63 in its simplest form. =
  23. 23.Write 9/18 in its simplest form. =
  24. 24.Write 54/60 in its simplest form. =
  25. 25.Write 7/28 in its simplest form. =
  26. 26.Is 3/4 in its simplest form? (a) Yes (b) No
  27. 27.What is the HCF of 16 and 36?
  28. 28.Write 54/63 in its simplest form. =
  29. 29.What is the HCF of 24 and 42?
  30. 30.Write 10/45 in its simplest form. =
  31. 31.Write 16/20 in its simplest form. =
  32. 32.Is 8/10 in its simplest form? (a) No (b) Yes
  33. 33.Write 10/16 in its simplest form. =
  34. 34.Is 6/9 in its simplest form? (a) No (b) Yes
  35. 35.Write 20/24 in its simplest form. =
  36. 36.What is the HCF of 45 and 72?
  37. 37.What is the HCF of 14 and 18?
  38. 38.What is the HCF of 2 and 10?
  39. 39.Write 24/27 in its simplest form. =
  40. 40.Write 6/21 in its simplest form. =

Answer key

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

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