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Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 738 · 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 3 and 30?
  2. 2.Write 2/10 in its simplest form. =
  3. 3.Is 4/20 in its simplest form? (a) Yes (b) No
  4. 4.Is 7/9 in its simplest form? (a) Yes (b) No
  5. 5.Write 6/18 in its simplest form. =
  6. 6.Write 35/63 in its simplest form. =
  7. 7.Is 2/8 in its simplest form? (a) No (b) Yes
  8. 8.What is the HCF of 10 and 14?
  9. 9.Write 56/72 in its simplest form. =
  10. 10.Is 1/3 in its simplest form? (a) No (b) Yes
  11. 11.Write 6/14 in its simplest form. =
  12. 12.Write 15/18 in its simplest form. =
  13. 13.What is the HCF of 6 and 15?
  14. 14.What is the HCF of 35 and 42?
  15. 15.Is 1/5 in its simplest form? (a) No (b) Yes
  16. 16.What is the HCF of 15 and 40?
  17. 17.Write 9/54 in its simplest form. =
  18. 18.What is the HCF of 16 and 28?
  19. 19.Write 4/6 in its simplest form. =
  20. 20.What is the HCF of 30 and 48?
  21. 21.Write 12/18 in its simplest form. =
  22. 22.Write 24/54 in its simplest form. =
  23. 23.Write 6/20 in its simplest form. =
  24. 24.Write 16/72 in its simplest form. =
  25. 25.Write 21/28 in its simplest form. =
  26. 26.Is 15/18 in its simplest form? (a) Yes (b) No
  27. 27.Write 6/27 in its simplest form. =
  28. 28.Is 2/20 in its simplest form? (a) No (b) Yes
  29. 29.Is 5/7 in its simplest form? (a) Yes (b) No
  30. 30.What is the HCF of 2 and 10?
  31. 31.What is the HCF of 9 and 27?
  32. 32.Write 15/24 in its simplest form. =
  33. 33.What is the HCF of 14 and 16?
  34. 34.Write 6/12 in its simplest form. =
  35. 35.Is 18/42 in its simplest form? (a) No (b) Yes
  36. 36.What is the HCF of 6 and 24?
  37. 37.Write 16/28 in its simplest form. =
  38. 38.Write 5/20 in its simplest form. =
  39. 39.Is 12/15 in its simplest form? (a) Yes (b) No
  40. 40.What is the HCF of 3 and 27?

Answer key

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

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