← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 214 · 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 9 and 24?
  2. 2.What is the HCF of 2 and 12?
  3. 3.What is the HCF of 3 and 18?
  4. 4.Is 2/5 in its simplest form? (a) Yes (b) No
  5. 5.Is 3/4 in its simplest form? (a) Yes (b) No
  6. 6.What is the HCF of 2 and 8?
  7. 7.Write 12/40 in its simplest form. =
  8. 8.What is the HCF of 5 and 20?
  9. 9.What is the HCF of 14 and 21?
  10. 10.Write 6/60 in its simplest form. =
  11. 11.What is the HCF of 54 and 63?
  12. 12.What is the HCF of 7 and 42?
  13. 13.What is the HCF of 3 and 12?
  14. 14.Is 7/9 in its simplest form? (a) No (b) Yes
  15. 15.Is 2/3 in its simplest form? (a) No (b) Yes
  16. 16.What is the HCF of 16 and 56?
  17. 17.Write 15/18 in its simplest form. =
  18. 18.Is 16/20 in its simplest form? (a) No (b) Yes
  19. 19.Write 4/6 in its simplest form. =
  20. 20.Is 4/5 in its simplest form? (a) No (b) Yes
  21. 21.Write 30/36 in its simplest form. =
  22. 22.Is 3/5 in its simplest form? (a) Yes (b) No
  23. 23.What is the HCF of 45 and 50?
  24. 24.What is the HCF of 2 and 14?
  25. 25.Is 15/35 in its simplest form? (a) No (b) Yes
  26. 26.What is the HCF of 2 and 4?
  27. 27.Write 48/54 in its simplest form. =
  28. 28.Is 15/21 in its simplest form? (a) No (b) Yes
  29. 29.Write 35/63 in its simplest form. =
  30. 30.What is the HCF of 12 and 18?
  31. 31.What is the HCF of 24 and 56?
  32. 32.Write 9/90 in its simplest form. =
  33. 33.Is 40/45 in its simplest form? (a) Yes (b) No
  34. 34.Is 20/25 in its simplest form? (a) Yes (b) No
  35. 35.What is the HCF of 27 and 36?
  36. 36.Is 15/20 in its simplest form? (a) Yes (b) No
  37. 37.Write 14/20 in its simplest form. =
  38. 38.Write 7/21 in its simplest form. =
  39. 39.Write 10/35 in its simplest form. =
  40. 40.Is 2/9 in its simplest form? (a) No (b) Yes

Answer key

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

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