← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 451 · 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.What is the HCF of 30 and 42?
  2. 2.Write 4/12 in its simplest form. =
  3. 3.Write 12/40 in its simplest form. =
  4. 4.Write 6/60 in its simplest form. =
  5. 5.Is 3/4 in its simplest form? (a) No (b) Yes
  6. 6.Write 30/35 in its simplest form. =
  7. 7.What is the HCF of 7 and 70?
  8. 8.Write 12/30 in its simplest form. =
  9. 9.Write 49/56 in its simplest form. =
  10. 10.Write 27/30 in its simplest form. =
  11. 11.Is 10/25 in its simplest form? (a) Yes (b) No
  12. 12.Write 56/80 in its simplest form. =
  13. 13.Is 16/20 in its simplest form? (a) Yes (b) No
  14. 14.Write 56/72 in its simplest form. =
  15. 15.Is 3/10 in its simplest form? (a) No (b) Yes
  16. 16.Write 35/50 in its simplest form. =
  17. 17.What is the HCF of 72 and 80?
  18. 18.What is the HCF of 14 and 49?
  19. 19.Write 4/20 in its simplest form. =
  20. 20.What is the HCF of 6 and 9?
  21. 21.Is 3/8 in its simplest form? (a) No (b) Yes
  22. 22.What is the HCF of 28 and 40?
  23. 23.What is the HCF of 4 and 14?
  24. 24.Is 10/16 in its simplest form? (a) No (b) Yes
  25. 25.Is 14/20 in its simplest form? (a) Yes (b) No
  26. 26.Write 2/20 in its simplest form. =
  27. 27.Is 4/12 in its simplest form? (a) No (b) Yes
  28. 28.Write 27/36 in its simplest form. =
  29. 29.What is the HCF of 8 and 10?
  30. 30.Is 2/7 in its simplest form? (a) No (b) Yes
  31. 31.What is the HCF of 42 and 49?
  32. 32.Is 12/30 in its simplest form? (a) No (b) Yes
  33. 33.Is 18/24 in its simplest form? (a) Yes (b) No
  34. 34.Write 12/18 in its simplest form. =
  35. 35.Write 27/72 in its simplest form. =
  36. 36.Write 24/64 in its simplest form. =
  37. 37.What is the HCF of 18 and 42?
  38. 38.Write 14/18 in its simplest form. =
  39. 39.What is the HCF of 24 and 80?
  40. 40.Write 15/18 in its simplest form. =

Answer key

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

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