← Simplest form of a fraction lesson New set →

Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 588 · 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 4 and 16?
  2. 2.Is 3/24 in its simplest form? (a) Yes (b) No
  3. 3.Is 1/8 in its simplest form? (a) No (b) Yes
  4. 4.What is the HCF of 63 and 72?
  5. 5.Is 1/6 in its simplest form? (a) Yes (b) No
  6. 6.Write 2/4 in its simplest form. =
  7. 7.Write 63/70 in its simplest form. =
  8. 8.What is the HCF of 45 and 72?
  9. 9.Write 40/56 in its simplest form. =
  10. 10.What is the HCF of 24 and 54?
  11. 11.What is the HCF of 4 and 32?
  12. 12.Write 6/42 in its simplest form. =
  13. 13.Write 42/60 in its simplest form. =
  14. 14.Write 25/40 in its simplest form. =
  15. 15.What is the HCF of 45 and 63?
  16. 16.Is 5/6 in its simplest form? (a) Yes (b) No
  17. 17.Write 2/6 in its simplest form. =
  18. 18.Is 21/30 in its simplest form? (a) No (b) Yes
  19. 19.Is 4/20 in its simplest form? (a) No (b) Yes
  20. 20.Is 12/54 in its simplest form? (a) No (b) Yes
  21. 21.What is the HCF of 6 and 27?
  22. 22.Is 6/14 in its simplest form? (a) Yes (b) No
  23. 23.Write 9/63 in its simplest form. =
  24. 24.Write 2/12 in its simplest form. =
  25. 25.Is 8/10 in its simplest form? (a) Yes (b) No
  26. 26.What is the HCF of 12 and 54?
  27. 27.What is the HCF of 20 and 28?
  28. 28.What is the HCF of 8 and 10?
  29. 29.Write 36/40 in its simplest form. =
  30. 30.What is the HCF of 4 and 12?
  31. 31.What is the HCF of 2 and 10?
  32. 32.Write 8/80 in its simplest form. =
  33. 33.Write 3/15 in its simplest form. =
  34. 34.Write 48/54 in its simplest form. =
  35. 35.Is 15/35 in its simplest form? (a) No (b) Yes
  36. 36.Write 4/32 in its simplest form. =
  37. 37.Write 15/25 in its simplest form. =
  38. 38.Write 40/64 in its simplest form. =
  39. 39.What is the HCF of 14 and 20?
  40. 40.What is the HCF of 8 and 40?

Answer key

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

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