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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 268 · 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.Kabir has 7/10 of a chocolate bar and gives 1/10 of the chocolate bar to a friend. What fraction of the chocolate bar does Kabir have now? =
  2. 2.7/10 − 1/10 =
  3. 3.1 − 1/2 =
  4. 4.Sara has 2/3 of a cake and gives 1/3 of the cake to a friend. What fraction of the cake does Sara have now? =
  5. 5.Rohan has 5/7 of a pizza and gives 3/7 of the pizza to a friend. What fraction of the pizza does Rohan have now? =
  6. 6.1 − 2/4 =
  7. 7.1 − 5/11 =
  8. 8.7/9 − 2/9 =
  9. 9.4/5 − 2/5 =
  10. 10.Sara has 2/3 of a watermelon and gives 1/3 of the watermelon to a friend. What fraction of the watermelon does Sara have now? =
  11. 11.Diya has 2/3 of a watermelon and gives 1/3 of the watermelon to a friend. What fraction of the watermelon does Diya have now? =
  12. 12.Anaya has 2/4 of a chocolate bar and gives 1/4 of the chocolate bar to a friend. What fraction of the chocolate bar does Anaya have now? =
  13. 13.4/10 − 2/10 =
  14. 14.5/11 − 1/11 =
  15. 15.1 − 3/6 =
  16. 16.1 − 1/3 =
  17. 17.Ishaan has 7/10 of a pizza and gives 4/10 of the pizza to a friend. What fraction of the pizza does Ishaan have now? =
  18. 18.Meera has 3/11 of a pizza and gives 1/11 of the pizza to a friend. What fraction of the pizza does Meera have now? =
  19. 19.Aarav has 3/9 of a pizza and gives 2/9 of the pizza to a friend. What fraction of the pizza does Aarav have now? =
  20. 20.1 − 5/6 =
  21. 21.1 − 5/9 =
  22. 22.1 − 3/12 =
  23. 23.Vihaan has 2/12 of a cake and gives 1/12 of the cake to a friend. What fraction of the cake does Vihaan have now? =
  24. 24.3/8 − 1/8 =
  25. 25.3/9 − 2/9 =
  26. 26.1 − 7/9 =
  27. 27.1 − 3/5 =
  28. 28.5/7 − 2/7 =
  29. 29.5/7 − 1/7 =
  30. 30.2/4 − 1/4 =
  31. 31.Rohan has 3/12 of a cake and gives 1/12 of the cake to a friend. What fraction of the cake does Rohan have now? =
  32. 32.Riya has 2/5 of a watermelon and gives 1/5 of the watermelon to a friend. What fraction of the watermelon does Riya have now? =
  33. 33.1 − 2/6 =
  34. 34.2/6 − 1/6 =
  35. 35.5/11 − 3/11 =
  36. 36.1 − 1/7 =
  37. 37.Tara has 5/6 of a pizza and gives 4/6 of the pizza to a friend. What fraction of the pizza does Tara have now? =
  38. 38.Sara has 2/4 of a chocolate bar and gives 1/4 of the chocolate bar to a friend. What fraction of the chocolate bar does Sara have now? =
  39. 39.1 − 6/10 =
  40. 40.11/12 − 3/12 =

Answer key

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

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