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Simplest Form Fractions Worksheet

Fractions lesson 8: Simplest form of a fraction · Set 439 · 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 6 and 27?
  2. 2.What is the HCF of 12 and 28?
  3. 3.What is the HCF of 8 and 32?
  4. 4.Is 1/10 in its simplest form? (a) No (b) Yes
  5. 5.Write 2/8 in its simplest form. =
  6. 6.Is 20/28 in its simplest form? (a) Yes (b) No
  7. 7.Is 5/6 in its simplest form? (a) No (b) Yes
  8. 8.What is the HCF of 14 and 63?
  9. 9.What is the HCF of 40 and 72?
  10. 10.Write 2/14 in its simplest form. =
  11. 11.Write 2/20 in its simplest form. =
  12. 12.Write 30/42 in its simplest form. =
  13. 13.Write 4/20 in its simplest form. =
  14. 14.Write 9/21 in its simplest form. =
  15. 15.Write 14/63 in its simplest form. =
  16. 16.What is the HCF of 16 and 40?
  17. 17.Is 30/42 in its simplest form? (a) No (b) Yes
  18. 18.Is 1/3 in its simplest form? (a) No (b) Yes
  19. 19.What is the HCF of 4 and 36?
  20. 20.What is the HCF of 16 and 28?
  21. 21.What is the HCF of 7 and 42?
  22. 22.Write 27/63 in its simplest form. =
  23. 23.What is the HCF of 40 and 45?
  24. 24.What is the HCF of 12 and 40?
  25. 25.What is the HCF of 15 and 18?
  26. 26.What is the HCF of 16 and 24?
  27. 27.Write 12/18 in its simplest form. =
  28. 28.Is 30/36 in its simplest form? (a) Yes (b) No
  29. 29.Write 18/48 in its simplest form. =
  30. 30.Write 7/35 in its simplest form. =
  31. 31.What is the HCF of 7 and 28?
  32. 32.What is the HCF of 5 and 35?
  33. 33.What is the HCF of 3 and 15?
  34. 34.Write 14/49 in its simplest form. =
  35. 35.What is the HCF of 6 and 12?
  36. 36.Is 16/36 in its simplest form? (a) No (b) Yes
  37. 37.What is the HCF of 48 and 54?
  38. 38.Write 8/12 in its simplest form. =
  39. 39.Is 1/8 in its simplest form? (a) No (b) Yes
  40. 40.What is the HCF of 2 and 8?

Answer key

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

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