← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 299 · 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 12/21 in its simplest form. =
  2. 2.Is 2/14 in its simplest form? (a) Yes (b) No
  3. 3.What is the HCF of 2 and 8?
  4. 4.Write 45/54 in its simplest form. =
  5. 5.Is 20/24 in its simplest form? (a) No (b) Yes
  6. 6.Write 56/63 in its simplest form. =
  7. 7.Write 4/10 in its simplest form. =
  8. 8.What is the HCF of 3 and 27?
  9. 9.What is the HCF of 4 and 28?
  10. 10.Is 9/24 in its simplest form? (a) No (b) Yes
  11. 11.Write 8/48 in its simplest form. =
  12. 12.Write 18/63 in its simplest form. =
  13. 13.Is 3/7 in its simplest form? (a) Yes (b) No
  14. 14.Write 3/12 in its simplest form. =
  15. 15.What is the HCF of 32 and 36?
  16. 16.What is the HCF of 3 and 15?
  17. 17.What is the HCF of 40 and 48?
  18. 18.What is the HCF of 20 and 35?
  19. 19.Write 2/14 in its simplest form. =
  20. 20.Write 6/9 in its simplest form. =
  21. 21.Is 8/9 in its simplest form? (a) Yes (b) No
  22. 22.Write 8/18 in its simplest form. =
  23. 23.What is the HCF of 2 and 18?
  24. 24.Is 3/5 in its simplest form? (a) No (b) Yes
  25. 25.Write 2/4 in its simplest form. =
  26. 26.What is the HCF of 63 and 72?
  27. 27.Write 14/20 in its simplest form. =
  28. 28.Is 2/9 in its simplest form? (a) No (b) Yes
  29. 29.What is the HCF of 27 and 90?
  30. 30.Is 20/36 in its simplest form? (a) Yes (b) No
  31. 31.Write 15/24 in its simplest form. =
  32. 32.What is the HCF of 4 and 16?
  33. 33.What is the HCF of 4 and 8?
  34. 34.What is the HCF of 10 and 12?
  35. 35.Is 2/7 in its simplest form? (a) Yes (b) No
  36. 36.Is 2/6 in its simplest form? (a) No (b) Yes
  37. 37.What is the HCF of 10 and 15?
  38. 38.What is the HCF of 36 and 40?
  39. 39.Write 42/60 in its simplest form. =
  40. 40.Write 35/56 in its simplest form. =

Answer key

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

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