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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 184 · 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. 1.4/5 + 6/9 =
  2. 2.2/9 + 5/7 =
  3. 3.5/9 + 1/7 =
  4. 4.9/10 + 1/3 =
  5. 5.3/4 + 4/6 =
  6. 6.8/12 − 1/9 =
  7. 7.2/3 − 1/2 =
  8. 8.4/6 + 8/12 =
  9. 9.5/7 − 3/6 =
  10. 10.2/3 − 2/9 =
  11. 11.1/5 + 4/5 =
  12. 12.1/2 + 1/2 =
  13. 13.1/4 + 4/10 =
  14. 14.1/3 + 4/5 =
  15. 15.1/3 + 8/11 =
  16. 16.5/9 − 2/5 =
  17. 17.3/8 + 3/8 =
  18. 18.4/6 − 7/11 =
  19. 19.7/9 + 1/3 =
  20. 20.1/3 + 9/11 =
  21. 21.8/11 − 1/11 =
  22. 22.5/10 − 1/3 =
  23. 23.1/6 + 11/12 =
  24. 24.1/2 + 4/7 =
  25. 25.6/10 + 4/7 =
  26. 26.3/4 − 1/2 =
  27. 27.6/7 + 7/8 =
  28. 28.6/8 − 3/9 =
  29. 29.5/9 + 2/6 =
  30. 30.1/2 − 1/3 =
  31. 31.8/11 + 7/8 =
  32. 32.7/10 − 2/4 =
  33. 33.1/9 − 1/12 =
  34. 34.6/10 − 1/4 =
  35. 35.5/7 + 1/2 =
  36. 36.2/3 − 2/7 =
  37. 37.7/10 − 2/11 =
  38. 38.1/7 + 3/8 =
  39. 39.9/12 − 2/4 =
  40. 40.1/9 + 4/6 =

Answer key

  1. 22/15
  2. 59/63
  3. 44/63
  4. 37/30
  5. 17/12
  6. 5/9
  7. 1/6
  8. 4/3
  9. 3/14
  10. 4/9
  11. 1
  12. 1
  13. 13/20
  14. 17/15
  15. 35/33
  16. 7/45
  17. 3/4
  18. 1/33
  19. 10/9
  20. 38/33
  21. 7/11
  22. 1/6
  23. 13/12
  24. 15/14
  25. 41/35
  26. 1/4
  27. 97/56
  28. 5/12
  29. 8/9
  30. 1/6
  31. 141/88
  32. 1/5
  33. 1/36
  34. 7/20
  35. 17/14
  36. 8/21
  37. 57/110
  38. 29/56
  39. 1/4
  40. 7/9

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