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Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 851 · 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.Is 1/3 in its simplest form? (a) No (b) Yes
  2. 2.What is the HCF of 30 and 48?
  3. 3.Is 4/7 in its simplest form? (a) No (b) Yes
  4. 4.Write 4/6 in its simplest form. =
  5. 5.Write 5/35 in its simplest form. =
  6. 6.What is the HCF of 5 and 40?
  7. 7.Is 6/7 in its simplest form? (a) No (b) Yes
  8. 8.Write 12/18 in its simplest form. =
  9. 9.Is 10/16 in its simplest form? (a) Yes (b) No
  10. 10.Is 7/10 in its simplest form? (a) No (b) Yes
  11. 11.Write 6/14 in its simplest form. =
  12. 12.Write 4/40 in its simplest form. =
  13. 13.What is the HCF of 8 and 48?
  14. 14.Write 9/36 in its simplest form. =
  15. 15.Write 9/45 in its simplest form. =
  16. 16.Write 3/12 in its simplest form. =
  17. 17.What is the HCF of 16 and 18?
  18. 18.Is 18/60 in its simplest form? (a) No (b) Yes
  19. 19.What is the HCF of 8 and 20?
  20. 20.Write 10/35 in its simplest form. =
  21. 21.What is the HCF of 81 and 90?
  22. 22.What is the HCF of 6 and 24?
  23. 23.What is the HCF of 32 and 40?
  24. 24.Is 8/9 in its simplest form? (a) Yes (b) No
  25. 25.What is the HCF of 7 and 56?
  26. 26.Is 3/8 in its simplest form? (a) Yes (b) No
  27. 27.Write 14/63 in its simplest form. =
  28. 28.What is the HCF of 9 and 24?
  29. 29.What is the HCF of 27 and 72?
  30. 30.What is the HCF of 49 and 56?
  31. 31.What is the HCF of 12 and 32?
  32. 32.Write 12/14 in its simplest form. =
  33. 33.Write 24/30 in its simplest form. =
  34. 34.What is the HCF of 16 and 20?
  35. 35.What is the HCF of 9 and 36?
  36. 36.Write 16/20 in its simplest form. =
  37. 37.Is 1/7 in its simplest form? (a) No (b) Yes
  38. 38.Is 2/8 in its simplest form? (a) Yes (b) No
  39. 39.Write 7/42 in its simplest form. =
  40. 40.Is 24/30 in its simplest form? (a) No (b) Yes

Answer key

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

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