← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 339 · 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 6/24 in its simplest form. =
  2. 2.What is the HCF of 18 and 21?
  3. 3.Write 3/12 in its simplest form. =
  4. 4.What is the HCF of 3 and 21?
  5. 5.Write 14/18 in its simplest form. =
  6. 6.Write 3/9 in its simplest form. =
  7. 7.Write 40/72 in its simplest form. =
  8. 8.Write 14/63 in its simplest form. =
  9. 9.Is 9/10 in its simplest form? (a) Yes (b) No
  10. 10.Write 2/14 in its simplest form. =
  11. 11.Is 7/10 in its simplest form? (a) No (b) Yes
  12. 12.What is the HCF of 27 and 30?
  13. 13.Is 6/15 in its simplest form? (a) No (b) Yes
  14. 14.What is the HCF of 8 and 36?
  15. 15.What is the HCF of 6 and 15?
  16. 16.Write 21/70 in its simplest form. =
  17. 17.Is 12/18 in its simplest form? (a) Yes (b) No
  18. 18.Is 28/36 in its simplest form? (a) Yes (b) No
  19. 19.What is the HCF of 18 and 63?
  20. 20.Write 21/49 in its simplest form. =
  21. 21.What is the HCF of 18 and 81?
  22. 22.What is the HCF of 14 and 18?
  23. 23.Is 21/27 in its simplest form? (a) Yes (b) No
  24. 24.Write 24/40 in its simplest form. =
  25. 25.Write 9/27 in its simplest form. =
  26. 26.Is 1/7 in its simplest form? (a) No (b) Yes
  27. 27.What is the HCF of 15 and 40?
  28. 28.What is the HCF of 10 and 12?
  29. 29.Is 2/14 in its simplest form? (a) No (b) Yes
  30. 30.What is the HCF of 20 and 25?
  31. 31.Is 6/7 in its simplest form? (a) No (b) Yes
  32. 32.Is 2/16 in its simplest form? (a) Yes (b) No
  33. 33.What is the HCF of 16 and 40?
  34. 34.Is 4/5 in its simplest form? (a) No (b) Yes
  35. 35.What is the HCF of 12 and 15?
  36. 36.Write 10/25 in its simplest form. =
  37. 37.What is the HCF of 2 and 8?
  38. 38.Write 8/40 in its simplest form. =
  39. 39.What is the HCF of 4 and 32?
  40. 40.What is the HCF of 6 and 10?

Answer key

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

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