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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 274 · 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 − 1/2 =
  2. 2.5/9 − 1/9 =
  3. 3.8/11 − 4/11 =
  4. 4.1 − 1/4 =
  5. 5.3/9 − 1/9 =
  6. 6.3/6 − 1/6 =
  7. 7.3/8 − 1/8 =
  8. 8.Sara has 7/10 of a cake and gives 5/10 of the cake to a friend. What fraction of the cake does Sara have now? =
  9. 9.6/7 − 1/7 =
  10. 10.2/11 − 1/11 =
  11. 11.6/9 − 5/9 =
  12. 12.2/3 − 1/3 =
  13. 13.Aarav has 2/3 of a watermelon and gives 1/3 of the watermelon to a friend. What fraction of the watermelon does Aarav have now? =
  14. 14.Ishaan has 5/6 of a pizza and gives 1/6 of the pizza to a friend. What fraction of the pizza does Ishaan have now? =
  15. 15.1 − 6/9 =
  16. 16.3/5 − 2/5 =
  17. 17.3/10 − 1/10 =
  18. 18.Anaya has 9/11 of a chocolate bar and gives 7/11 of the chocolate bar to a friend. What fraction of the chocolate bar does Anaya have now? =
  19. 19.Aarav has 8/12 of a cake and gives 2/12 of the cake to a friend. What fraction of the cake does Aarav have now? =
  20. 20.8/12 − 5/12 =
  21. 21.1 − 5/11 =
  22. 22.Rohan has 2/5 of a cake and gives 1/5 of the cake to a friend. What fraction of the cake does Rohan have now? =
  23. 23.Rohan has 6/12 of a chocolate bar and gives 5/12 of the chocolate bar to a friend. What fraction of the chocolate bar does Rohan have now? =
  24. 24.1 − 6/11 =
  25. 25.1 − 2/7 =
  26. 26.Anaya has 2/6 of a chocolate bar and gives 1/6 of the chocolate bar to a friend. What fraction of the chocolate bar does Anaya have now? =
  27. 27.Anaya has 11/12 of a pizza and gives 9/12 of the pizza to a friend. What fraction of the pizza does Anaya have now? =
  28. 28.3/7 − 2/7 =
  29. 29.Tara has 5/9 of a watermelon and gives 3/9 of the watermelon to a friend. What fraction of the watermelon does Tara have now? =
  30. 30.1 − 1/8 =
  31. 31.1 − 5/7 =
  32. 32.9/10 − 8/10 =
  33. 33.4/12 − 3/12 =
  34. 34.Vihaan has 3/12 of a watermelon and gives 1/12 of the watermelon to a friend. What fraction of the watermelon does Vihaan have now? =
  35. 35.Kabir has 3/4 of a cake and gives 2/4 of the cake to a friend. What fraction of the cake does Kabir have now? =
  36. 36.1 − 6/12 =
  37. 37.Kabir has 3/9 of a pizza and gives 2/9 of the pizza to a friend. What fraction of the pizza does Kabir have now? =
  38. 38.Rohan has 3/8 of a cake and gives 2/8 of the cake to a friend. What fraction of the cake does Rohan have now? =
  39. 39.1 − 2/6 =
  40. 40.Kabir has 2/4 of a pizza and gives 1/4 of the pizza to a friend. What fraction of the pizza does Kabir have now? =

Answer key

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

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