← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 73 · 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.Is 6/14 in its simplest form? (a) No (b) Yes
  2. 2.Write 6/60 in its simplest form. =
  3. 3.What is the HCF of 36 and 81?
  4. 4.What is the HCF of 3 and 12?
  5. 5.Write 10/15 in its simplest form. =
  6. 6.Write 28/35 in its simplest form. =
  7. 7.Write 3/21 in its simplest form. =
  8. 8.Write 8/40 in its simplest form. =
  9. 9.Is 15/35 in its simplest form? (a) Yes (b) No
  10. 10.What is the HCF of 7 and 42?
  11. 11.Is 8/28 in its simplest form? (a) Yes (b) No
  12. 12.Is 3/5 in its simplest form? (a) No (b) Yes
  13. 13.Write 15/21 in its simplest form. =
  14. 14.What is the HCF of 12 and 27?
  15. 15.Write 15/20 in its simplest form. =
  16. 16.What is the HCF of 30 and 35?
  17. 17.Write 28/32 in its simplest form. =
  18. 18.Is 10/25 in its simplest form? (a) No (b) Yes
  19. 19.Write 27/90 in its simplest form. =
  20. 20.Is 18/30 in its simplest form? (a) No (b) Yes
  21. 21.What is the HCF of 12 and 18?
  22. 22.Write 9/63 in its simplest form. =
  23. 23.Write 72/81 in its simplest form. =
  24. 24.Write 3/9 in its simplest form. =
  25. 25.Write 7/35 in its simplest form. =
  26. 26.What is the HCF of 21 and 27?
  27. 27.What is the HCF of 4 and 8?
  28. 28.What is the HCF of 8 and 48?
  29. 29.Is 7/10 in its simplest form? (a) Yes (b) No
  30. 30.Write 8/28 in its simplest form. =
  31. 31.Write 9/30 in its simplest form. =
  32. 32.Is 20/35 in its simplest form? (a) No (b) Yes
  33. 33.Is 2/3 in its simplest form? (a) No (b) Yes
  34. 34.Is 10/35 in its simplest form? (a) No (b) Yes
  35. 35.Is 7/8 in its simplest form? (a) No (b) Yes
  36. 36.What is the HCF of 4 and 10?
  37. 37.Is 12/18 in its simplest form? (a) No (b) Yes
  38. 38.What is the HCF of 40 and 72?
  39. 39.Write 16/24 in its simplest form. =
  40. 40.Write 6/9 in its simplest form. =

Answer key

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

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