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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 478 · 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.Riya has 3/9 of a chocolate bar and gives 1/9 of the chocolate bar to a friend. What fraction of the chocolate bar does Riya have now? =
  2. 2.1 − 1/3 =
  3. 3.1 − 3/4 =
  4. 4.4/5 − 1/5 =
  5. 5.7/10 − 3/10 =
  6. 6.5/7 − 1/7 =
  7. 7.Vihaan has 5/7 of a cake and gives 2/7 of the cake to a friend. What fraction of the cake does Vihaan have now? =
  8. 8.1 − 5/12 =
  9. 9.1 − 5/6 =
  10. 10.3/5 − 2/5 =
  11. 11.Arjun has 6/7 of a cake and gives 5/7 of the cake to a friend. What fraction of the cake does Arjun have now? =
  12. 12.3/6 − 1/6 =
  13. 13.Arjun has 2/5 of a cake and gives 1/5 of the cake to a friend. What fraction of the cake does Arjun have now? =
  14. 14.Anaya has 2/3 of a cake and gives 1/3 of the cake to a friend. What fraction of the cake does Anaya have now? =
  15. 15.6/11 − 5/11 =
  16. 16.1 − 8/10 =
  17. 17.Rohan has 2/5 of a pizza and gives 1/5 of the pizza to a friend. What fraction of the pizza does Rohan have now? =
  18. 18.1 − 4/7 =
  19. 19.1 − 1/8 =
  20. 20.3/5 − 1/5 =
  21. 21.1 − 1/2 =
  22. 22.5/7 − 4/7 =
  23. 23.Vihaan has 3/10 of a watermelon and gives 1/10 of the watermelon to a friend. What fraction of the watermelon does Vihaan have now? =
  24. 24.1 − 10/11 =
  25. 25.Diya has 4/7 of a chocolate bar and gives 1/7 of the chocolate bar to a friend. What fraction of the chocolate bar does Diya have now? =
  26. 26.3/4 − 1/4 =
  27. 27.2/3 − 1/3 =
  28. 28.Aarav has 2/3 of a pizza and gives 1/3 of the pizza to a friend. What fraction of the pizza does Aarav have now? =
  29. 29.3/12 − 1/12 =
  30. 30.3/12 − 2/12 =
  31. 31.Aarav has 7/8 of a watermelon and gives 2/8 of the watermelon to a friend. What fraction of the watermelon does Aarav have now? =
  32. 32.11/12 − 1/12 =
  33. 33.1 − 1/6 =
  34. 34.Rohan has 2/3 of a cake and gives 1/3 of the cake to a friend. What fraction of the cake does Rohan have now? =
  35. 35.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? =
  36. 36.Diya has 8/12 of a pizza and gives 7/12 of the pizza to a friend. What fraction of the pizza does Diya have now? =
  37. 37.2/9 − 1/9 =
  38. 38.1 − 2/4 =
  39. 39.2/4 − 1/4 =
  40. 40.Sara 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 Sara have now? =

Answer key

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

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