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Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 522 · 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 14/20 in its simplest form. =
  2. 2.Is 3/4 in its simplest form? (a) No (b) Yes
  3. 3.Write 16/72 in its simplest form. =
  4. 4.What is the HCF of 48 and 56?
  5. 5.Write 4/8 in its simplest form. =
  6. 6.Is 2/14 in its simplest form? (a) No (b) Yes
  7. 7.Is 1/2 in its simplest form? (a) No (b) Yes
  8. 8.What is the HCF of 5 and 20?
  9. 9.Write 15/20 in its simplest form. =
  10. 10.What is the HCF of 8 and 10?
  11. 11.Is 12/14 in its simplest form? (a) No (b) Yes
  12. 12.Write 3/15 in its simplest form. =
  13. 13.Write 8/64 in its simplest form. =
  14. 14.What is the HCF of 7 and 21?
  15. 15.Is 15/20 in its simplest form? (a) Yes (b) No
  16. 16.What is the HCF of 6 and 14?
  17. 17.Write 21/24 in its simplest form. =
  18. 18.Is 48/54 in its simplest form? (a) No (b) Yes
  19. 19.Write 27/72 in its simplest form. =
  20. 20.Is 35/45 in its simplest form? (a) Yes (b) No
  21. 21.Is 4/5 in its simplest form? (a) Yes (b) No
  22. 22.Is 1/3 in its simplest form? (a) No (b) Yes
  23. 23.What is the HCF of 18 and 42?
  24. 24.Write 8/36 in its simplest form. =
  25. 25.Is 32/36 in its simplest form? (a) Yes (b) No
  26. 26.Write 9/54 in its simplest form. =
  27. 27.What is the HCF of 5 and 25?
  28. 28.Write 42/54 in its simplest form. =
  29. 29.Is 8/9 in its simplest form? (a) No (b) Yes
  30. 30.Is 2/9 in its simplest form? (a) Yes (b) No
  31. 31.Write 4/24 in its simplest form. =
  32. 32.Write 21/49 in its simplest form. =
  33. 33.Is 3/5 in its simplest form? (a) Yes (b) No
  34. 34.Write 2/6 in its simplest form. =
  35. 35.Write 45/63 in its simplest form. =
  36. 36.Is 3/7 in its simplest form? (a) Yes (b) No
  37. 37.Is 7/8 in its simplest form? (a) No (b) Yes
  38. 38.Is 2/3 in its simplest form? (a) Yes (b) No
  39. 39.What is the HCF of 2 and 8?
  40. 40.Write 12/42 in its simplest form. =

Answer key

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

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