← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 660 · 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 6/54 in its simplest form. =
  2. 2.Is 1/2 in its simplest form? (a) Yes (b) No
  3. 3.Is 15/50 in its simplest form? (a) Yes (b) No
  4. 4.Write 3/24 in its simplest form. =
  5. 5.Write 40/56 in its simplest form. =
  6. 6.What is the HCF of 9 and 54?
  7. 7.What is the HCF of 28 and 40?
  8. 8.Write 6/8 in its simplest form. =
  9. 9.What is the HCF of 12 and 16?
  10. 10.Is 7/9 in its simplest form? (a) Yes (b) No
  11. 11.Is 21/27 in its simplest form? (a) No (b) Yes
  12. 12.What is the HCF of 30 and 36?
  13. 13.Write 2/8 in its simplest form. =
  14. 14.Is 24/42 in its simplest form? (a) No (b) Yes
  15. 15.Is 2/9 in its simplest form? (a) No (b) Yes
  16. 16.Write 6/30 in its simplest form. =
  17. 17.Is 4/9 in its simplest form? (a) Yes (b) No
  18. 18.Is 1/4 in its simplest form? (a) No (b) Yes
  19. 19.Is 5/30 in its simplest form? (a) No (b) Yes
  20. 20.Is 42/54 in its simplest form? (a) No (b) Yes
  21. 21.Is 40/45 in its simplest form? (a) No (b) Yes
  22. 22.Write 16/28 in its simplest form. =
  23. 23.Write 8/14 in its simplest form. =
  24. 24.Is 6/7 in its simplest form? (a) Yes (b) No
  25. 25.Write 2/20 in its simplest form. =
  26. 26.What is the HCF of 4 and 8?
  27. 27.Write 10/18 in its simplest form. =
  28. 28.Write 63/70 in its simplest form. =
  29. 29.Is 9/15 in its simplest form? (a) Yes (b) No
  30. 30.Is 4/14 in its simplest form? (a) No (b) Yes
  31. 31.Write 8/32 in its simplest form. =
  32. 32.Is 6/27 in its simplest form? (a) No (b) Yes
  33. 33.What is the HCF of 63 and 70?
  34. 34.Write 45/54 in its simplest form. =
  35. 35.What is the HCF of 15 and 20?
  36. 36.What is the HCF of 15 and 18?
  37. 37.Write 12/40 in its simplest form. =
  38. 38.Is 15/21 in its simplest form? (a) No (b) Yes
  39. 39.Is 1/3 in its simplest form? (a) No (b) Yes
  40. 40.What is the HCF of 15 and 24?

Answer key

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

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