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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 782 · 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. 1.2/7 + 4/5 =
  2. 2.1/7 + 3/5 =
  3. 3.2/9 + 1/2 =
  4. 4.1/3 − 2/11 =
  5. 5.1/2 + 6/12 =
  6. 6.2/3 + 4/9 =
  7. 7.1/2 + 2/4 =
  8. 8.3/8 + 1/4 =
  9. 9.2/3 − 2/6 =
  10. 10.9/10 + 4/8 =
  11. 11.3/9 + 11/12 =
  12. 12.1/2 + 1/12 =
  13. 13.2/3 + 6/8 =
  14. 14.2/10 + 4/6 =
  15. 15.2/4 − 4/11 =
  16. 16.5/11 + 2/7 =
  17. 17.3/5 − 1/12 =
  18. 18.2/3 + 2/3 =
  19. 19.5/6 − 1/4 =
  20. 20.2/8 − 1/9 =
  21. 21.3/4 + 4/5 =
  22. 22.1/2 − 2/6 =
  23. 23.3/6 + 1/2 =
  24. 24.3/7 + 10/11 =
  25. 25.3/7 + 2/3 =
  26. 26.7/11 + 4/9 =
  27. 27.1/2 + 1/2 =
  28. 28.1/2 + 3/12 =
  29. 29.1/12 + 7/9 =
  30. 30.4/6 − 1/3 =
  31. 31.1/2 − 1/3 =
  32. 32.1/10 + 1/5 =
  33. 33.2/7 + 1/5 =
  34. 34.2/3 + 1/4 =
  35. 35.5/11 + 8/10 =
  36. 36.9/11 − 4/6 =
  37. 37.1/2 + 6/7 =
  38. 38.7/10 − 2/4 =
  39. 39.6/7 − 7/12 =
  40. 40.1/6 + 2/6 =

Answer key

  1. 38/35
  2. 26/35
  3. 13/18
  4. 5/33
  5. 1
  6. 10/9
  7. 1
  8. 5/8
  9. 1/3
  10. 7/5
  11. 5/4
  12. 7/12
  13. 17/12
  14. 13/15
  15. 3/22
  16. 57/77
  17. 31/60
  18. 4/3
  19. 7/12
  20. 5/36
  21. 31/20
  22. 1/6
  23. 1
  24. 103/77
  25. 23/21
  26. 107/99
  27. 1
  28. 3/4
  29. 31/36
  30. 1/3
  31. 1/6
  32. 3/10
  33. 17/35
  34. 11/12
  35. 69/55
  36. 5/33
  37. 19/14
  38. 1/5
  39. 23/84
  40. 1/2

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