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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 694 · 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. 1.3/11 − 1/4 =
  2. 2.2/9 + 1/2 =
  3. 3.4/10 − 1/8 =
  4. 4.3/6 + 9/11 =
  5. 5.5/8 − 1/2 =
  6. 6.5/6 − 1/2 =
  7. 7.5/7 + 10/12 =
  8. 8.5/9 + 7/11 =
  9. 9.1/4 − 1/7 =
  10. 10.7/10 + 1/6 =
  11. 11.3/8 + 7/9 =
  12. 12.8/12 + 7/10 =
  13. 13.10/12 − 1/2 =
  14. 14.6/10 + 1/2 =
  15. 15.5/6 + 4/7 =
  16. 16.3/9 + 2/4 =
  17. 17.2/7 + 1/4 =
  18. 18.7/11 + 1/7 =
  19. 19.3/8 + 2/9 =
  20. 20.4/7 + 7/12 =
  21. 21.4/10 + 3/4 =
  22. 22.6/9 + 2/7 =
  23. 23.5/9 + 3/5 =
  24. 24.6/12 + 4/9 =
  25. 25.3/8 + 6/7 =
  26. 26.7/10 − 1/11 =
  27. 27.2/8 + 9/11 =
  28. 28.1/2 + 2/4 =
  29. 29.7/12 − 3/9 =
  30. 30.3/12 − 2/9 =
  31. 31.1/4 + 3/4 =
  32. 32.4/10 + 1/9 =
  33. 33.2/4 + 1/3 =
  34. 34.3/4 + 3/5 =
  35. 35.4/6 + 1/5 =
  36. 36.3/12 + 1/8 =
  37. 37.8/10 + 6/9 =
  38. 38.7/8 + 3/12 =
  39. 39.6/12 − 3/9 =
  40. 40.3/4 − 2/11 =

Answer key

  1. 1/44
  2. 13/18
  3. 11/40
  4. 29/22
  5. 1/8
  6. 1/3
  7. 65/42
  8. 118/99
  9. 3/28
  10. 13/15
  11. 83/72
  12. 41/30
  13. 1/3
  14. 11/10
  15. 59/42
  16. 5/6
  17. 15/28
  18. 60/77
  19. 43/72
  20. 97/84
  21. 23/20
  22. 20/21
  23. 52/45
  24. 17/18
  25. 69/56
  26. 67/110
  27. 47/44
  28. 1
  29. 1/4
  30. 1/36
  31. 1
  32. 23/45
  33. 5/6
  34. 27/20
  35. 13/15
  36. 3/8
  37. 22/15
  38. 9/8
  39. 1/6
  40. 25/44

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