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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 476 · 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. 1.3/5 − 1/2 =
  2. 2.4/5 + 4/8 =
  3. 3.3/10 + 4/11 =
  4. 4.8/9 + 2/7 =
  5. 5.8/11 − 7/11 =
  6. 6.4/8 + 3/6 =
  7. 7.3/12 + 6/8 =
  8. 8.2/10 + 1/5 =
  9. 9.1/2 + 2/11 =
  10. 10.2/4 − 2/9 =
  11. 11.2/4 + 4/10 =
  12. 12.2/7 + 4/7 =
  13. 13.7/12 + 1/10 =
  14. 14.2/3 + 7/9 =
  15. 15.4/5 − 5/9 =
  16. 16.3/9 + 2/5 =
  17. 17.4/9 + 1/7 =
  18. 18.1/2 + 4/7 =
  19. 19.4/5 − 1/10 =
  20. 20.1/2 − 1/7 =
  21. 21.2/6 + 10/12 =
  22. 22.5/6 + 4/6 =
  23. 23.2/10 + 1/3 =
  24. 24.7/10 + 2/3 =
  25. 25.7/10 + 1/2 =
  26. 26.7/10 − 5/9 =
  27. 27.1/7 + 2/10 =
  28. 28.1/3 + 1/3 =
  29. 29.1/4 + 1/2 =
  30. 30.1/6 + 1/6 =
  31. 31.4/10 + 3/11 =
  32. 32.1/5 + 5/6 =
  33. 33.7/9 − 1/4 =
  34. 34.5/6 + 8/12 =
  35. 35.6/10 + 5/6 =
  36. 36.3/9 − 1/4 =
  37. 37.2/3 + 4/9 =
  38. 38.1/2 + 2/5 =
  39. 39.1/5 + 1/4 =
  40. 40.4/5 − 1/2 =

Answer key

  1. 1/10
  2. 13/10
  3. 73/110
  4. 74/63
  5. 1/11
  6. 1
  7. 1
  8. 2/5
  9. 15/22
  10. 5/18
  11. 9/10
  12. 6/7
  13. 41/60
  14. 13/9
  15. 11/45
  16. 11/15
  17. 37/63
  18. 15/14
  19. 7/10
  20. 5/14
  21. 7/6
  22. 3/2
  23. 8/15
  24. 41/30
  25. 6/5
  26. 13/90
  27. 12/35
  28. 2/3
  29. 3/4
  30. 1/3
  31. 37/55
  32. 31/30
  33. 19/36
  34. 3/2
  35. 43/30
  36. 1/12
  37. 10/9
  38. 9/10
  39. 9/20
  40. 3/10

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