← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 489 · 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 42 and 54?
  2. 2.Write 8/48 in its simplest form. =
  3. 3.Is 4/40 in its simplest form? (a) No (b) Yes
  4. 4.What is the HCF of 24 and 40?
  5. 5.Write 3/6 in its simplest form. =
  6. 6.Is 4/7 in its simplest form? (a) No (b) Yes
  7. 7.Write 12/16 in its simplest form. =
  8. 8.What is the HCF of 30 and 36?
  9. 9.Write 18/27 in its simplest form. =
  10. 10.Is 2/4 in its simplest form? (a) No (b) Yes
  11. 11.Write 36/63 in its simplest form. =
  12. 12.What is the HCF of 40 and 64?
  13. 13.Write 42/49 in its simplest form. =
  14. 14.Write 4/10 in its simplest form. =
  15. 15.What is the HCF of 3 and 9?
  16. 16.What is the HCF of 27 and 63?
  17. 17.Write 5/10 in its simplest form. =
  18. 18.What is the HCF of 2 and 16?
  19. 19.Write 4/36 in its simplest form. =
  20. 20.Is 2/3 in its simplest form? (a) Yes (b) No
  21. 21.Write 3/12 in its simplest form. =
  22. 22.What is the HCF of 35 and 45?
  23. 23.Is 4/5 in its simplest form? (a) No (b) Yes
  24. 24.Write 25/45 in its simplest form. =
  25. 25.What is the HCF of 21 and 35?
  26. 26.Write 8/12 in its simplest form. =
  27. 27.Is 6/27 in its simplest form? (a) No (b) Yes
  28. 28.Is 3/27 in its simplest form? (a) No (b) Yes
  29. 29.Write 10/45 in its simplest form. =
  30. 30.Write 63/81 in its simplest form. =
  31. 31.What is the HCF of 16 and 56?
  32. 32.What is the HCF of 12 and 14?
  33. 33.Is 5/8 in its simplest form? (a) No (b) Yes
  34. 34.Is 35/40 in its simplest form? (a) No (b) Yes
  35. 35.Is 3/9 in its simplest form? (a) Yes (b) No
  36. 36.Is 6/10 in its simplest form? (a) Yes (b) No
  37. 37.What is the HCF of 32 and 36?
  38. 38.Write 9/24 in its simplest form. =
  39. 39.Write 30/48 in its simplest form. =
  40. 40.What is the HCF of 32 and 72?

Answer key

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

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