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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 125 · 40 questions
TalentJR

The method (1 whole = b/b): Same bottom number: subtract the top numbers and keep the bottom. To take a fraction from 1, write 1 as b/b (1 = 10/10). Simplify the answer.

NameDateTime takenScore ___ / 40
  1. 1.1 − 5/7 =
  2. 2.1 − 7/9 =
  3. 3.2/10 − 1/10 =
  4. 4.1 − 4/6 =
  5. 5.2/8 − 1/8 =
  6. 6.1 − 1/4 =
  7. 7.4/5 − 3/5 =
  8. 8.Riya has 2/5 of a pizza and gives 1/5 of the pizza to a friend. What fraction of the pizza does Riya have now? =
  9. 9.Aarav has 5/8 of a cake and gives 3/8 of the cake to a friend. What fraction of the cake does Aarav have now? =
  10. 10.1 − 1/2 =
  11. 11.1 − 2/5 =
  12. 12.1 − 2/4 =
  13. 13.2/5 − 1/5 =
  14. 14.Rohan has 3/7 of a pizza and gives 2/7 of the pizza to a friend. What fraction of the pizza does Rohan have now? =
  15. 15.2/4 − 1/4 =
  16. 16.Sara has 2/10 of a chocolate bar and gives 1/10 of the chocolate bar to a friend. What fraction of the chocolate bar does Sara have now? =
  17. 17.1 − 5/6 =
  18. 18.Diya has 4/7 of a chocolate bar and gives 3/7 of the chocolate bar to a friend. What fraction of the chocolate bar does Diya have now? =
  19. 19.4/5 − 1/5 =
  20. 20.Tara has 2/5 of a watermelon and gives 1/5 of the watermelon to a friend. What fraction of the watermelon does Tara have now? =
  21. 21.9/11 − 4/11 =
  22. 22.1 − 2/8 =
  23. 23.1 − 5/8 =
  24. 24.1 − 2/11 =
  25. 25.7/10 − 1/10 =
  26. 26.1 − 4/10 =
  27. 27.Ishaan has 2/6 of a watermelon and gives 1/6 of the watermelon to a friend. What fraction of the watermelon does Ishaan have now? =
  28. 28.6/8 − 4/8 =
  29. 29.3/4 − 2/4 =
  30. 30.4/5 − 2/5 =
  31. 31.Ishaan has 4/5 of a cake and gives 3/5 of the cake to a friend. What fraction of the cake does Ishaan have now? =
  32. 32.9/10 − 1/10 =
  33. 33.Kabir has 5/10 of a watermelon and gives 4/10 of the watermelon to a friend. What fraction of the watermelon does Kabir have now? =
  34. 34.2/7 − 1/7 =
  35. 35.Arjun has 3/4 of a cake and gives 1/4 of the cake to a friend. What fraction of the cake does Arjun have now? =
  36. 36.1 − 4/5 =
  37. 37.3/8 − 2/8 =
  38. 38.1 − 3/6 =
  39. 39.6/10 − 3/10 =
  40. 40.1 − 2/3 =

Answer key

  1. 2/7
  2. 2/9
  3. 1/10
  4. 1/3
  5. 1/8
  6. 3/4
  7. 1/5
  8. 1/5
  9. 1/4
  10. 1/2
  11. 3/5
  12. 1/2
  13. 1/5
  14. 1/7
  15. 1/4
  16. 1/10
  17. 1/6
  18. 1/7
  19. 3/5
  20. 1/5
  21. 5/11
  22. 3/4
  23. 3/8
  24. 9/11
  25. 3/5
  26. 3/5
  27. 1/6
  28. 1/4
  29. 1/4
  30. 2/5
  31. 1/5
  32. 4/5
  33. 1/10
  34. 1/7
  35. 1/2
  36. 1/5
  37. 1/8
  38. 1/2
  39. 3/10
  40. 1/3

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