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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 760 · 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. 1.3/6 + 1/2 =
  2. 2.2/4 − 1/4 =
  3. 3.3/4 + 5/6 =
  4. 4.2/11 + 1/10 =
  5. 5.7/9 + 2/8 =
  6. 6.2/3 − 5/9 =
  7. 7.8/12 + 7/12 =
  8. 8.1/10 + 2/12 =
  9. 9.2/5 + 2/3 =
  10. 10.4/5 − 5/7 =
  11. 11.1/7 + 7/8 =
  12. 12.4/7 + 1/2 =
  13. 13.6/8 + 6/7 =
  14. 14.1/3 + 1/5 =
  15. 15.7/11 − 1/5 =
  16. 16.5/6 + 3/5 =
  17. 17.1/9 + 3/4 =
  18. 18.1/3 + 11/12 =
  19. 19.2/5 − 1/3 =
  20. 20.7/11 − 4/9 =
  21. 21.1/3 + 1/2 =
  22. 22.1/7 + 1/7 =
  23. 23.2/6 + 1/2 =
  24. 24.2/3 + 2/9 =
  25. 25.1/3 − 2/10 =
  26. 26.1/8 + 1/6 =
  27. 27.1/3 − 1/4 =
  28. 28.3/6 + 5/12 =
  29. 29.6/9 − 3/11 =
  30. 30.5/6 − 1/10 =
  31. 31.10/11 + 6/8 =
  32. 32.1/5 + 3/6 =
  33. 33.1/7 + 5/8 =
  34. 34.3/5 − 1/2 =
  35. 35.1/2 − 3/7 =
  36. 36.3/4 − 2/5 =
  37. 37.3/6 + 2/3 =
  38. 38.4/8 + 1/2 =
  39. 39.4/8 + 3/12 =
  40. 40.5/7 − 1/4 =

Answer key

  1. 1
  2. 1/4
  3. 19/12
  4. 31/110
  5. 37/36
  6. 1/9
  7. 5/4
  8. 4/15
  9. 16/15
  10. 3/35
  11. 57/56
  12. 15/14
  13. 45/28
  14. 8/15
  15. 24/55
  16. 43/30
  17. 31/36
  18. 5/4
  19. 1/15
  20. 19/99
  21. 5/6
  22. 2/7
  23. 5/6
  24. 8/9
  25. 2/15
  26. 7/24
  27. 1/12
  28. 11/12
  29. 13/33
  30. 11/15
  31. 73/44
  32. 7/10
  33. 43/56
  34. 1/10
  35. 1/14
  36. 7/20
  37. 7/6
  38. 1
  39. 3/4
  40. 13/28

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