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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 405 · 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. 1.2/7 − 1/7 =
  2. 2.Tara has 4/5 of a watermelon and gives 2/5 of the watermelon to a friend. What fraction of the watermelon does Tara have now? =
  3. 3.3/7 − 2/7 =
  4. 4.8/9 − 1/9 =
  5. 5.3/12 − 2/12 =
  6. 6.Riya has 2/9 of a cake and gives 1/9 of the cake to a friend. What fraction of the cake does Riya have now? =
  7. 7.4/5 − 2/5 =
  8. 8.1 − 1/2 =
  9. 9.Riya has 2/8 of a chocolate bar and gives 1/8 of the chocolate bar to a friend. What fraction of the chocolate bar does Riya have now? =
  10. 10.6/9 − 1/9 =
  11. 11.1 − 3/6 =
  12. 12.3/10 − 2/10 =
  13. 13.2/4 − 1/4 =
  14. 14.4/5 − 3/5 =
  15. 15.Diya has 2/5 of a cake and gives 1/5 of the cake to a friend. What fraction of the cake does Diya have now? =
  16. 16.1 − 1/3 =
  17. 17.1 − 11/12 =
  18. 18.1 − 3/4 =
  19. 19.Riya has 3/4 of a pizza and gives 2/4 of the pizza to a friend. What fraction of the pizza does Riya have now? =
  20. 20.9/11 − 2/11 =
  21. 21.Riya has 3/10 of a pizza and gives 1/10 of the pizza to a friend. What fraction of the pizza does Riya have now? =
  22. 22.1 − 6/9 =
  23. 23.4/10 − 1/10 =
  24. 24.6/11 − 2/11 =
  25. 25.1 − 5/7 =
  26. 26.Diya has 8/9 of a chocolate bar and gives 7/9 of the chocolate bar to a friend. What fraction of the chocolate bar does Diya have now? =
  27. 27.Aarav has 6/7 of a pizza and gives 2/7 of the pizza to a friend. What fraction of the pizza does Aarav have now? =
  28. 28.Arjun has 11/12 of a cake and gives 5/12 of the cake to a friend. What fraction of the cake does Arjun have now? =
  29. 29.4/5 − 1/5 =
  30. 30.10/11 − 4/11 =
  31. 31.1 − 2/4 =
  32. 32.Diya has 9/12 of a chocolate bar and gives 8/12 of the chocolate bar to a friend. What fraction of the chocolate bar does Diya have now? =
  33. 33.1 − 1/9 =
  34. 34.1 − 5/9 =
  35. 35.2/3 − 1/3 =
  36. 36.6/7 − 3/7 =
  37. 37.3/9 − 1/9 =
  38. 38.Vihaan has 8/11 of a cake and gives 5/11 of the cake to a friend. What fraction of the cake does Vihaan have now? =
  39. 39.Ishaan has 7/10 of a cake and gives 2/10 of the cake to a friend. What fraction of the cake does Ishaan have now? =
  40. 40.Riya has 2/3 of a watermelon and gives 1/3 of the watermelon to a friend. What fraction of the watermelon does Riya have now? =

Answer key

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

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