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Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 607 · 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 27 and 36?
  2. 2.Is 6/24 in its simplest form? (a) No (b) Yes
  3. 3.Is 18/30 in its simplest form? (a) No (b) Yes
  4. 4.Write 8/20 in its simplest form. =
  5. 5.Is 3/12 in its simplest form? (a) Yes (b) No
  6. 6.Write 3/12 in its simplest form. =
  7. 7.Is 1/9 in its simplest form? (a) No (b) Yes
  8. 8.What is the HCF of 36 and 63?
  9. 9.Is 8/28 in its simplest form? (a) Yes (b) No
  10. 10.Write 24/32 in its simplest form. =
  11. 11.Write 21/70 in its simplest form. =
  12. 12.Is 2/7 in its simplest form? (a) No (b) Yes
  13. 13.Write 5/25 in its simplest form. =
  14. 14.What is the HCF of 30 and 36?
  15. 15.What is the HCF of 4 and 10?
  16. 16.Write 4/10 in its simplest form. =
  17. 17.Is 9/12 in its simplest form? (a) Yes (b) No
  18. 18.What is the HCF of 12 and 30?
  19. 19.Write 3/24 in its simplest form. =
  20. 20.What is the HCF of 9 and 12?
  21. 21.Is 1/5 in its simplest form? (a) No (b) Yes
  22. 22.Is 42/60 in its simplest form? (a) No (b) Yes
  23. 23.Write 40/45 in its simplest form. =
  24. 24.Is 1/10 in its simplest form? (a) Yes (b) No
  25. 25.Is 42/48 in its simplest form? (a) No (b) Yes
  26. 26.What is the HCF of 12 and 32?
  27. 27.Write 18/30 in its simplest form. =
  28. 28.Is 14/20 in its simplest form? (a) Yes (b) No
  29. 29.What is the HCF of 36 and 40?
  30. 30.What is the HCF of 6 and 42?
  31. 31.Write 5/10 in its simplest form. =
  32. 32.What is the HCF of 24 and 56?
  33. 33.Is 12/28 in its simplest form? (a) Yes (b) No
  34. 34.Write 8/48 in its simplest form. =
  35. 35.Is 4/5 in its simplest form? (a) No (b) Yes
  36. 36.Write 7/56 in its simplest form. =
  37. 37.Write 5/15 in its simplest form. =
  38. 38.Write 18/63 in its simplest form. =
  39. 39.What is the HCF of 54 and 60?
  40. 40.Is 2/5 in its simplest form? (a) Yes (b) No

Answer key

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

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