← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 885 · 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 12/30 in its simplest form? (a) Yes (b) No
  2. 2.What is the HCF of 8 and 20?
  3. 3.What is the HCF of 15 and 24?
  4. 4.Is 5/10 in its simplest form? (a) No (b) Yes
  5. 5.What is the HCF of 6 and 20?
  6. 6.Write 4/20 in its simplest form. =
  7. 7.Write 8/64 in its simplest form. =
  8. 8.Write 35/50 in its simplest form. =
  9. 9.Is 1/8 in its simplest form? (a) No (b) Yes
  10. 10.Is 2/5 in its simplest form? (a) Yes (b) No
  11. 11.Write 12/54 in its simplest form. =
  12. 12.Write 28/49 in its simplest form. =
  13. 13.Write 9/27 in its simplest form. =
  14. 14.Is 2/9 in its simplest form? (a) No (b) Yes
  15. 15.Write 3/30 in its simplest form. =
  16. 16.Is 1/9 in its simplest form? (a) No (b) Yes
  17. 17.Is 14/18 in its simplest form? (a) No (b) Yes
  18. 18.What is the HCF of 20 and 28?
  19. 19.Write 6/12 in its simplest form. =
  20. 20.What is the HCF of 8 and 36?
  21. 21.What is the HCF of 18 and 20?
  22. 22.What is the HCF of 27 and 63?
  23. 23.What is the HCF of 21 and 56?
  24. 24.Write 14/35 in its simplest form. =
  25. 25.Is 3/5 in its simplest form? (a) No (b) Yes
  26. 26.Write 6/9 in its simplest form. =
  27. 27.Write 9/21 in its simplest form. =
  28. 28.What is the HCF of 18 and 27?
  29. 29.Write 16/18 in its simplest form. =
  30. 30.Is 1/2 in its simplest form? (a) No (b) Yes
  31. 31.Is 30/35 in its simplest form? (a) No (b) Yes
  32. 32.What is the HCF of 5 and 20?
  33. 33.What is the HCF of 6 and 8?
  34. 34.Is 6/7 in its simplest form? (a) No (b) Yes
  35. 35.What is the HCF of 64 and 72?
  36. 36.Is 2/8 in its simplest form? (a) Yes (b) No
  37. 37.What is the HCF of 24 and 80?
  38. 38.Is 30/54 in its simplest form? (a) No (b) Yes
  39. 39.What is the HCF of 21 and 24?
  40. 40.Is 10/16 in its simplest form? (a) No (b) Yes

Answer key

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

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