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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 268 · 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. 2.3/9 + 1/2 =
  3. 3.1/2 + 2/11 =
  4. 4.9/11 + 4/5 =
  5. 5.6/8 + 2/8 =
  6. 6.2/3 + 1/6 =
  7. 7.2/4 + 2/5 =
  8. 8.5/8 − 1/2 =
  9. 9.6/9 − 1/2 =
  10. 10.6/9 − 3/9 =
  11. 11.1/2 + 2/10 =
  12. 12.4/6 − 1/9 =
  13. 13.10/12 + 9/11 =
  14. 14.11/12 − 1/3 =
  15. 15.2/5 − 1/4 =
  16. 16.2/4 + 1/2 =
  17. 17.3/8 − 1/5 =
  18. 18.1/2 − 4/11 =
  19. 19.5/10 + 1/4 =
  20. 20.1/2 + 2/8 =
  21. 21.11/12 + 1/2 =
  22. 22.6/12 − 1/3 =
  23. 23.7/12 + 4/8 =
  24. 24.1/4 + 10/11 =
  25. 25.1/4 + 8/9 =
  26. 26.2/3 − 2/8 =
  27. 27.1/11 + 2/8 =
  28. 28.5/7 − 2/8 =
  29. 29.3/6 − 1/6 =
  30. 30.4/6 + 1/2 =
  31. 31.1/2 − 2/5 =
  32. 32.8/10 − 1/6 =
  33. 33.1/2 + 1/3 =
  34. 34.1/2 − 2/8 =
  35. 35.4/8 + 5/6 =
  36. 36.2/3 + 1/2 =
  37. 37.4/11 − 1/4 =
  38. 38.10/12 + 1/3 =
  39. 39.2/6 + 2/3 =
  40. 40.2/6 + 4/6 =

Answer key

  1. 7/6
  2. 5/6
  3. 15/22
  4. 89/55
  5. 1
  6. 5/6
  7. 9/10
  8. 1/8
  9. 1/6
  10. 1/3
  11. 7/10
  12. 5/9
  13. 109/66
  14. 7/12
  15. 3/20
  16. 1
  17. 7/40
  18. 3/22
  19. 3/4
  20. 3/4
  21. 17/12
  22. 1/6
  23. 13/12
  24. 51/44
  25. 41/36
  26. 5/12
  27. 15/44
  28. 13/28
  29. 1/3
  30. 7/6
  31. 1/10
  32. 19/30
  33. 5/6
  34. 1/4
  35. 4/3
  36. 7/6
  37. 5/44
  38. 7/6
  39. 1
  40. 1

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