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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 226 · 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. 1.3/4 − 2/6 =
  2. 2.6/7 − 1/2 =
  3. 3.7/9 − 1/3 =
  4. 4.1/3 + 2/5 =
  5. 5.1/12 + 4/5 =
  6. 6.10/11 − 2/3 =
  7. 7.1/3 + 1/3 =
  8. 8.7/12 + 1/2 =
  9. 9.4/5 − 2/6 =
  10. 10.8/9 + 4/6 =
  11. 11.1/2 + 2/3 =
  12. 12.4/5 − 1/3 =
  13. 13.10/12 − 2/6 =
  14. 14.1/12 + 1/2 =
  15. 15.6/7 + 3/7 =
  16. 16.2/5 + 6/9 =
  17. 17.1/3 + 6/10 =
  18. 18.2/10 − 2/11 =
  19. 19.6/11 + 1/12 =
  20. 20.2/3 + 3/12 =
  21. 21.1/5 + 8/11 =
  22. 22.7/11 − 4/11 =
  23. 23.1/4 + 1/9 =
  24. 24.9/10 − 2/6 =
  25. 25.3/12 + 5/6 =
  26. 26.2/3 + 9/11 =
  27. 27.9/12 + 5/8 =
  28. 28.4/5 − 9/12 =
  29. 29.1/10 + 3/10 =
  30. 30.7/10 − 1/2 =
  31. 31.1/3 + 1/2 =
  32. 32.6/10 + 1/2 =
  33. 33.7/12 + 11/12 =
  34. 34.2/6 + 3/5 =
  35. 35.1/2 + 1/4 =
  36. 36.5/9 − 1/2 =
  37. 37.1/2 + 6/10 =
  38. 38.5/12 + 7/11 =
  39. 39.1/3 + 7/11 =
  40. 40.1/8 + 1/4 =

Answer key

  1. 5/12
  2. 5/14
  3. 4/9
  4. 11/15
  5. 53/60
  6. 8/33
  7. 2/3
  8. 13/12
  9. 7/15
  10. 14/9
  11. 7/6
  12. 7/15
  13. 1/2
  14. 7/12
  15. 9/7
  16. 16/15
  17. 14/15
  18. 1/55
  19. 83/132
  20. 11/12
  21. 51/55
  22. 3/11
  23. 13/36
  24. 17/30
  25. 13/12
  26. 49/33
  27. 11/8
  28. 1/20
  29. 2/5
  30. 1/5
  31. 5/6
  32. 11/10
  33. 3/2
  34. 14/15
  35. 3/4
  36. 1/18
  37. 11/10
  38. 139/132
  39. 32/33
  40. 3/8

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