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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 552 · 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. 1.10/11 − 4/5 =
  2. 2.8/11 + 1/2 =
  3. 3.2/4 − 2/10 =
  4. 4.3/6 − 3/9 =
  5. 5.9/10 + 3/4 =
  6. 6.1/4 + 2/4 =
  7. 7.1/2 + 4/7 =
  8. 8.9/10 − 1/2 =
  9. 9.1/4 + 4/6 =
  10. 10.1/2 + 1/2 =
  11. 11.1/4 + 3/12 =
  12. 12.1/3 + 6/12 =
  13. 13.3/5 + 5/7 =
  14. 14.1/2 + 1/6 =
  15. 15.1/3 − 3/10 =
  16. 16.2/5 + 1/5 =
  17. 17.3/6 − 2/6 =
  18. 18.10/11 − 3/4 =
  19. 19.5/6 + 2/7 =
  20. 20.4/6 + 1/2 =
  21. 21.11/12 + 4/7 =
  22. 22.10/12 − 1/8 =
  23. 23.1/2 + 1/2 =
  24. 24.3/4 − 1/4 =
  25. 25.1/3 + 9/11 =
  26. 26.6/10 − 1/2 =
  27. 27.3/10 − 2/7 =
  28. 28.2/11 + 1/7 =
  29. 29.7/11 + 4/11 =
  30. 30.4/7 + 4/5 =
  31. 31.2/4 + 2/10 =
  32. 32.3/8 + 4/5 =
  33. 33.4/5 + 3/10 =
  34. 34.1/2 + 7/8 =
  35. 35.2/11 + 2/10 =
  36. 36.1/2 + 2/9 =
  37. 37.2/7 + 2/7 =
  38. 38.4/6 − 1/5 =
  39. 39.5/7 + 1/2 =
  40. 40.1/4 + 1/5 =

Answer key

  1. 6/55
  2. 27/22
  3. 3/10
  4. 1/6
  5. 33/20
  6. 3/4
  7. 15/14
  8. 2/5
  9. 11/12
  10. 1
  11. 1/2
  12. 5/6
  13. 46/35
  14. 2/3
  15. 1/30
  16. 3/5
  17. 1/6
  18. 7/44
  19. 47/42
  20. 7/6
  21. 125/84
  22. 17/24
  23. 1
  24. 1/2
  25. 38/33
  26. 1/10
  27. 1/70
  28. 25/77
  29. 1
  30. 48/35
  31. 7/10
  32. 47/40
  33. 11/10
  34. 11/8
  35. 21/55
  36. 13/18
  37. 4/7
  38. 7/15
  39. 17/14
  40. 9/20

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