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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 241 · 40 sums
TalentJR

The trick (Urdhva Tiryagbhyam): Top: multiply crosswise — first top × second bottom, then first bottom × second top — and add (or subtract). Bottom: multiply the two bottoms. Simplify by dividing top and bottom by their HCF. Give the answer as a fraction like 17/12.

NameDateTime takenScore ___ / 40
  1. 1.2/3 + 2/4 =
  2. 2.8/11 − 1/5 =
  3. 3.8/9 − 3/9 =
  4. 4.1/2 + 1/6 =
  5. 5.3/4 + 8/11 =
  6. 6.5/8 − 1/11 =
  7. 7.3/5 + 1/6 =
  8. 8.2/6 + 1/2 =
  9. 9.2/8 + 6/11 =
  10. 10.7/9 + 2/5 =
  11. 11.1/2 + 1/2 =
  12. 12.4/12 + 10/12 =
  13. 13.1/2 + 1/2 =
  14. 14.4/5 + 4/11 =
  15. 15.2/10 + 7/11 =
  16. 16.5/8 − 1/2 =
  17. 17.1/4 − 2/12 =
  18. 18.3/4 + 2/11 =
  19. 19.5/11 + 3/5 =
  20. 20.1/2 − 2/9 =
  21. 21.1/6 + 2/3 =
  22. 22.5/6 + 1/5 =
  23. 23.8/12 − 1/2 =
  24. 24.6/7 + 1/2 =
  25. 25.1/3 − 1/4 =
  26. 26.5/6 + 1/2 =
  27. 27.2/4 + 4/8 =
  28. 28.10/12 + 6/8 =
  29. 29.8/11 + 1/2 =
  30. 30.1/2 + 7/12 =
  31. 31.9/10 − 7/12 =
  32. 32.9/10 − 2/3 =
  33. 33.7/8 − 7/11 =
  34. 34.3/9 + 4/9 =
  35. 35.1/4 + 4/7 =
  36. 36.3/4 + 4/11 =
  37. 37.6/8 − 1/6 =
  38. 38.2/3 + 1/2 =
  39. 39.1/3 + 4/8 =
  40. 40.2/11 + 8/11 =

Answer key

  1. 7/6
  2. 29/55
  3. 5/9
  4. 2/3
  5. 65/44
  6. 47/88
  7. 23/30
  8. 5/6
  9. 35/44
  10. 53/45
  11. 1
  12. 7/6
  13. 1
  14. 64/55
  15. 46/55
  16. 1/8
  17. 1/12
  18. 41/44
  19. 58/55
  20. 5/18
  21. 5/6
  22. 31/30
  23. 1/6
  24. 19/14
  25. 1/12
  26. 4/3
  27. 1
  28. 19/12
  29. 27/22
  30. 13/12
  31. 19/60
  32. 7/30
  33. 21/88
  34. 7/9
  35. 23/28
  36. 49/44
  37. 7/12
  38. 7/6
  39. 5/6
  40. 10/11

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