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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 291 · 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 3/10 of a cake and gives 1/10 of the cake to a friend. What fraction of the cake does Kabir have now? =
  2. 2.1 − 4/6 =
  3. 3.Riya has 2/3 of a cake and gives 1/3 of the cake to a friend. What fraction of the cake does Riya have now? =
  4. 4.1 − 5/9 =
  5. 5.2/4 − 1/4 =
  6. 6.1 − 1/7 =
  7. 7.Sara has 7/9 of a watermelon and gives 6/9 of the watermelon to a friend. What fraction of the watermelon does Sara have now? =
  8. 8.Sara has 4/5 of a cake and gives 1/5 of the cake to a friend. What fraction of the cake does Sara have now? =
  9. 9.Diya has 3/6 of a cake and gives 1/6 of the cake to a friend. What fraction of the cake does Diya have now? =
  10. 10.Ishaan has 7/10 of a watermelon and gives 3/10 of the watermelon to a friend. What fraction of the watermelon does Ishaan have now? =
  11. 11.Rohan has 5/6 of a cake and gives 3/6 of the cake to a friend. What fraction of the cake does Rohan have now? =
  12. 12.Diya has 4/7 of a watermelon and gives 2/7 of the watermelon to a friend. What fraction of the watermelon does Diya have now? =
  13. 13.4/9 − 1/9 =
  14. 14.1 − 6/8 =
  15. 15.7/12 − 6/12 =
  16. 16.4/8 − 3/8 =
  17. 17.1 − 1/3 =
  18. 18.Anaya has 7/10 of a pizza and gives 5/10 of the pizza to a friend. What fraction of the pizza does Anaya have now? =
  19. 19.3/8 − 1/8 =
  20. 20.3/8 − 2/8 =
  21. 21.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? =
  22. 22.Sara has 2/7 of a pizza and gives 1/7 of the pizza to a friend. What fraction of the pizza does Sara have now? =
  23. 23.4/6 − 1/6 =
  24. 24.1 − 8/12 =
  25. 25.1 − 9/10 =
  26. 26.5/6 − 1/6 =
  27. 27.1 − 1/2 =
  28. 28.8/12 − 1/12 =
  29. 29.Meera has 5/7 of a watermelon and gives 4/7 of the watermelon to a friend. What fraction of the watermelon does Meera have now? =
  30. 30.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? =
  31. 31.3/7 − 2/7 =
  32. 32.3/4 − 1/4 =
  33. 33.Anaya has 3/4 of a watermelon and gives 2/4 of the watermelon to a friend. What fraction of the watermelon does Anaya have now? =
  34. 34.3/4 − 2/4 =
  35. 35.Diya has 8/9 of a watermelon and gives 3/9 of the watermelon to a friend. What fraction of the watermelon does Diya have now? =
  36. 36.6/7 − 5/7 =
  37. 37.5/11 − 3/11 =
  38. 38.2/8 − 1/8 =
  39. 39.1 − 3/8 =
  40. 40.6/11 − 2/11 =

Answer key

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

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