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Subtracting Fractions with Same Denominator Worksheet

Fractions lesson 14: Subtracting fractions: same denominator · Set 489 · 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. 1.5/9 − 3/9 =
  2. 2.1 − 10/12 =
  3. 3.1 − 2/3 =
  4. 4.Ishaan has 3/5 of a watermelon and gives 2/5 of the watermelon to a friend. What fraction of the watermelon does Ishaan have now? =
  5. 5.6/12 − 3/12 =
  6. 6.Sara has 6/9 of a pizza and gives 5/9 of the pizza to a friend. What fraction of the pizza does Sara have now? =
  7. 7.1 − 5/6 =
  8. 8.Sara has 3/10 of a chocolate bar and gives 1/10 of the chocolate bar to a friend. What fraction of the chocolate bar does Sara have now? =
  9. 9.1 − 5/12 =
  10. 10.7/9 − 6/9 =
  11. 11.3/9 − 2/9 =
  12. 12.Tara has 3/4 of a pizza and gives 2/4 of the pizza to a friend. What fraction of the pizza does Tara have now? =
  13. 13.2/5 − 1/5 =
  14. 14.3/6 − 1/6 =
  15. 15.Sara has 4/12 of a watermelon and gives 2/12 of the watermelon to a friend. What fraction of the watermelon does Sara have now? =
  16. 16.4/6 − 1/6 =
  17. 17.4/9 − 1/9 =
  18. 18.1 − 8/12 =
  19. 19.1 − 1/4 =
  20. 20.Arjun has 2/9 of a chocolate bar and gives 1/9 of the chocolate bar to a friend. What fraction of the chocolate bar does Arjun have now? =
  21. 21.1 − 1/5 =
  22. 22.1 − 3/4 =
  23. 23.2/6 − 1/6 =
  24. 24.2/9 − 1/9 =
  25. 25.4/7 − 1/7 =
  26. 26.2/3 − 1/3 =
  27. 27.Meera has 5/10 of a cake and gives 4/10 of the cake to a friend. What fraction of the cake does Meera have now? =
  28. 28.2/12 − 1/12 =
  29. 29.Meera has 3/8 of a cake and gives 1/8 of the cake to a friend. What fraction of the cake does Meera have now? =
  30. 30.2/4 − 1/4 =
  31. 31.Ishaan has 4/8 of a cake and gives 2/8 of the cake to a friend. What fraction of the cake does Ishaan have now? =
  32. 32.2/7 − 1/7 =
  33. 33.Meera has 7/11 of a pizza and gives 4/11 of the pizza to a friend. What fraction of the pizza does Meera have now? =
  34. 34.Sara has 4/9 of a pizza and gives 3/9 of the pizza to a friend. What fraction of the pizza does Sara have now? =
  35. 35.Sara has 5/7 of a watermelon and gives 3/7 of the watermelon to a friend. What fraction of the watermelon does Sara have now? =
  36. 36.5/7 − 2/7 =
  37. 37.5/6 − 1/6 =
  38. 38.1 − 4/6 =
  39. 39.Anaya has 3/8 of a cake and gives 2/8 of the cake to a friend. What fraction of the cake does Anaya have now? =
  40. 40.3/11 − 2/11 =

Answer key

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

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