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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 411 · 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. 1.9/11 − 2/11 =
  2. 2.Arjun has 3/5 of a pizza and gives 1/5 of the pizza to a friend. What fraction of the pizza does Arjun have now? =
  3. 3.Riya has 2/11 of a pizza and gives 1/11 of the pizza to a friend. What fraction of the pizza does Riya have now? =
  4. 4.Diya has 3/5 of a chocolate bar and gives 1/5 of the chocolate bar to a friend. What fraction of the chocolate bar does Diya have now? =
  5. 5.3/8 − 1/8 =
  6. 6.7/9 − 5/9 =
  7. 7.9/10 − 3/10 =
  8. 8.3/7 − 1/7 =
  9. 9.1 − 7/12 =
  10. 10.2/6 − 1/6 =
  11. 11.1 − 7/8 =
  12. 12.1 − 1/3 =
  13. 13.7/10 − 5/10 =
  14. 14.7/9 − 6/9 =
  15. 15.3/10 − 1/10 =
  16. 16.6/9 − 4/9 =
  17. 17.4/6 − 1/6 =
  18. 18.3/4 − 1/4 =
  19. 19.2/3 − 1/3 =
  20. 20.1 − 1/2 =
  21. 21.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? =
  22. 22.3/7 − 2/7 =
  23. 23.8/11 − 5/11 =
  24. 24.Diya has 6/10 of a chocolate bar and gives 3/10 of the chocolate bar to a friend. What fraction of the chocolate bar does Diya have now? =
  25. 25.1 − 2/4 =
  26. 26.1 − 3/5 =
  27. 27.2/5 − 1/5 =
  28. 28.Kabir 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 Kabir have now? =
  29. 29.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? =
  30. 30.1 − 3/7 =
  31. 31.4/10 − 3/10 =
  32. 32.Diya has 8/9 of a cake and gives 2/9 of the cake to a friend. What fraction of the cake does Diya have now? =
  33. 33.Rohan has 2/7 of a watermelon and gives 1/7 of the watermelon to a friend. What fraction of the watermelon does Rohan have now? =
  34. 34.6/7 − 5/7 =
  35. 35.1 − 10/11 =
  36. 36.Rohan has 3/9 of a chocolate bar and gives 2/9 of the chocolate bar to a friend. What fraction of the chocolate bar does Rohan have now? =
  37. 37.1 − 1/7 =
  38. 38.1 − 4/5 =
  39. 39.2/9 − 1/9 =
  40. 40.Aarav has 8/9 of a watermelon and gives 4/9 of the watermelon to a friend. What fraction of the watermelon does Aarav have now? =

Answer key

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

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