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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 132 · 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. 1.1/6 + 7/9 =
  2. 2.1/2 + 4/8 =
  3. 3.3/6 + 1/2 =
  4. 4.5/7 − 6/11 =
  5. 5.2/6 + 2/3 =
  6. 6.3/10 + 9/10 =
  7. 7.4/8 + 3/8 =
  8. 8.1/2 − 1/5 =
  9. 9.2/6 + 4/11 =
  10. 10.2/4 − 1/9 =
  11. 11.3/10 + 1/5 =
  12. 12.1/4 + 1/5 =
  13. 13.1/10 + 2/6 =
  14. 14.3/8 + 7/9 =
  15. 15.10/11 − 1/4 =
  16. 16.1/2 + 3/5 =
  17. 17.5/8 − 3/7 =
  18. 18.5/11 + 1/5 =
  19. 19.1/4 + 1/4 =
  20. 20.3/12 − 1/11 =
  21. 21.2/3 − 1/9 =
  22. 22.10/11 − 1/2 =
  23. 23.3/4 + 3/10 =
  24. 24.3/6 + 1/4 =
  25. 25.1/10 + 1/2 =
  26. 26.3/4 + 2/7 =
  27. 27.1/3 + 4/8 =
  28. 28.5/12 + 3/10 =
  29. 29.9/12 + 4/6 =
  30. 30.4/6 + 1/2 =
  31. 31.1/2 + 5/10 =
  32. 32.4/8 − 3/12 =
  33. 33.2/4 + 8/10 =
  34. 34.9/11 − 1/2 =
  35. 35.2/4 − 1/3 =
  36. 36.3/8 + 3/4 =
  37. 37.1/6 + 1/10 =
  38. 38.5/8 + 9/11 =
  39. 39.3/4 − 1/3 =
  40. 40.2/3 + 1/4 =

Answer key

  1. 17/18
  2. 1
  3. 1
  4. 13/77
  5. 1
  6. 6/5
  7. 7/8
  8. 3/10
  9. 23/33
  10. 7/18
  11. 1/2
  12. 9/20
  13. 13/30
  14. 83/72
  15. 29/44
  16. 11/10
  17. 11/56
  18. 36/55
  19. 1/2
  20. 7/44
  21. 5/9
  22. 9/22
  23. 21/20
  24. 3/4
  25. 3/5
  26. 29/28
  27. 5/6
  28. 43/60
  29. 17/12
  30. 7/6
  31. 1
  32. 1/4
  33. 13/10
  34. 7/22
  35. 1/6
  36. 9/8
  37. 4/15
  38. 127/88
  39. 5/12
  40. 11/12

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