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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 771 · 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. 1.2/4 − 1/8 =
  2. 2.2/11 + 4/11 =
  3. 3.5/6 − 3/6 =
  4. 4.1/2 + 7/11 =
  5. 5.1/6 + 1/2 =
  6. 6.10/12 + 1/2 =
  7. 7.1/2 − 1/4 =
  8. 8.1/5 − 1/6 =
  9. 9.3/4 − 3/12 =
  10. 10.3/9 + 2/3 =
  11. 11.3/7 + 9/10 =
  12. 12.8/9 − 1/9 =
  13. 13.5/12 + 1/2 =
  14. 14.1/6 + 5/7 =
  15. 15.1/2 + 3/5 =
  16. 16.1/12 + 1/6 =
  17. 17.11/12 + 5/11 =
  18. 18.2/9 + 2/5 =
  19. 19.1/3 + 4/5 =
  20. 20.9/11 − 3/4 =
  21. 21.2/6 − 3/11 =
  22. 22.2/3 − 4/8 =
  23. 23.1/11 + 6/12 =
  24. 24.6/8 − 2/4 =
  25. 25.7/8 + 1/4 =
  26. 26.3/4 − 1/2 =
  27. 27.2/4 + 2/8 =
  28. 28.3/6 − 2/8 =
  29. 29.1/8 + 5/12 =
  30. 30.5/11 + 1/3 =
  31. 31.1/8 + 1/7 =
  32. 32.1/5 − 1/10 =
  33. 33.9/11 − 1/2 =
  34. 34.2/3 − 3/9 =
  35. 35.3/8 + 2/11 =
  36. 36.2/10 + 6/7 =
  37. 37.1/3 + 1/3 =
  38. 38.1/4 + 1/4 =
  39. 39.1/2 + 5/6 =
  40. 40.3/9 + 1/3 =

Answer key

  1. 3/8
  2. 6/11
  3. 1/3
  4. 25/22
  5. 2/3
  6. 4/3
  7. 1/4
  8. 1/30
  9. 1/2
  10. 1
  11. 93/70
  12. 7/9
  13. 11/12
  14. 37/42
  15. 11/10
  16. 1/4
  17. 181/132
  18. 28/45
  19. 17/15
  20. 3/44
  21. 2/33
  22. 1/6
  23. 13/22
  24. 1/4
  25. 9/8
  26. 1/4
  27. 3/4
  28. 1/4
  29. 13/24
  30. 26/33
  31. 15/56
  32. 1/10
  33. 7/22
  34. 1/3
  35. 49/88
  36. 37/35
  37. 2/3
  38. 1/2
  39. 4/3
  40. 2/3

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