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Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 290 · 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 14 and 18?
  2. 2.Write 45/50 in its simplest form. =
  3. 3.Write 8/20 in its simplest form. =
  4. 4.What is the HCF of 24 and 64?
  5. 5.Write 24/27 in its simplest form. =
  6. 6.Write 45/54 in its simplest form. =
  7. 7.Is 7/10 in its simplest form? (a) Yes (b) No
  8. 8.Write 4/24 in its simplest form. =
  9. 9.Is 6/10 in its simplest form? (a) Yes (b) No
  10. 10.Is 3/4 in its simplest form? (a) No (b) Yes
  11. 11.Write 20/24 in its simplest form. =
  12. 12.Write 3/6 in its simplest form. =
  13. 13.What is the HCF of 15 and 24?
  14. 14.Is 5/8 in its simplest form? (a) Yes (b) No
  15. 15.Is 3/24 in its simplest form? (a) No (b) Yes
  16. 16.What is the HCF of 2 and 12?
  17. 17.What is the HCF of 24 and 30?
  18. 18.Is 1/8 in its simplest form? (a) Yes (b) No
  19. 19.Is 7/8 in its simplest form? (a) No (b) Yes
  20. 20.Write 35/45 in its simplest form. =
  21. 21.Write 5/35 in its simplest form. =
  22. 22.What is the HCF of 36 and 42?
  23. 23.What is the HCF of 10 and 15?
  24. 24.Is 2/4 in its simplest form? (a) Yes (b) No
  25. 25.Write 21/27 in its simplest form. =
  26. 26.Write 6/54 in its simplest form. =
  27. 27.Write 28/32 in its simplest form. =
  28. 28.Is 6/7 in its simplest form? (a) No (b) Yes
  29. 29.Is 3/8 in its simplest form? (a) Yes (b) No
  30. 30.Write 25/35 in its simplest form. =
  31. 31.Write 63/90 in its simplest form. =
  32. 32.Write 21/49 in its simplest form. =
  33. 33.What is the HCF of 6 and 24?
  34. 34.Write 27/30 in its simplest form. =
  35. 35.What is the HCF of 8 and 10?
  36. 36.Is 20/28 in its simplest form? (a) Yes (b) No
  37. 37.What is the HCF of 10 and 25?
  38. 38.What is the HCF of 72 and 80?
  39. 39.Is 2/5 in its simplest form? (a) Yes (b) No
  40. 40.Write 9/15 in its simplest form. =

Answer key

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

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