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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 968 · 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. 1.3/7 − 2/10 =
  2. 2.2/3 − 3/12 =
  3. 3.3/4 + 1/3 =
  4. 4.4/10 + 4/10 =
  5. 5.4/6 − 1/3 =
  6. 6.6/8 − 4/8 =
  7. 7.5/9 + 7/10 =
  8. 8.1/4 + 2/5 =
  9. 9.1/3 + 2/6 =
  10. 10.4/11 + 1/3 =
  11. 11.1/2 + 1/2 =
  12. 12.2/4 + 2/8 =
  13. 13.1/3 + 2/3 =
  14. 14.5/6 − 7/9 =
  15. 15.10/11 − 3/8 =
  16. 16.5/11 − 1/12 =
  17. 17.6/9 + 1/6 =
  18. 18.3/6 + 2/9 =
  19. 19.3/6 + 1/3 =
  20. 20.5/8 − 1/2 =
  21. 21.1/4 + 5/7 =
  22. 22.3/6 + 1/2 =
  23. 23.8/12 + 2/4 =
  24. 24.2/9 + 1/3 =
  25. 25.1/3 + 1/9 =
  26. 26.1/2 + 4/11 =
  27. 27.1/2 + 3/8 =
  28. 28.5/9 + 5/9 =
  29. 29.8/11 − 1/3 =
  30. 30.6/8 − 1/4 =
  31. 31.5/7 + 2/9 =
  32. 32.1/3 − 1/5 =
  33. 33.1/2 + 1/9 =
  34. 34.5/11 + 6/12 =
  35. 35.8/9 + 1/2 =
  36. 36.3/4 − 2/3 =
  37. 37.2/3 + 5/6 =
  38. 38.4/7 − 1/5 =
  39. 39.1/3 − 1/4 =
  40. 40.1/2 + 6/11 =

Answer key

  1. 8/35
  2. 5/12
  3. 13/12
  4. 4/5
  5. 1/3
  6. 1/4
  7. 113/90
  8. 13/20
  9. 2/3
  10. 23/33
  11. 1
  12. 3/4
  13. 1
  14. 1/18
  15. 47/88
  16. 49/132
  17. 5/6
  18. 13/18
  19. 5/6
  20. 1/8
  21. 27/28
  22. 1
  23. 7/6
  24. 5/9
  25. 4/9
  26. 19/22
  27. 7/8
  28. 10/9
  29. 13/33
  30. 1/2
  31. 59/63
  32. 2/15
  33. 11/18
  34. 21/22
  35. 25/18
  36. 1/12
  37. 3/2
  38. 13/35
  39. 1/12
  40. 23/22

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