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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 514 · 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. 1.1/7 + 7/11 =
  2. 2.3/6 + 2/6 =
  3. 3.1/2 + 3/4 =
  4. 4.1/9 + 6/10 =
  5. 5.5/12 + 5/6 =
  6. 6.2/4 + 2/3 =
  7. 7.2/3 + 1/11 =
  8. 8.2/4 + 2/12 =
  9. 9.2/3 + 2/4 =
  10. 10.3/6 + 2/4 =
  11. 11.1/6 + 1/12 =
  12. 12.2/8 + 7/10 =
  13. 13.9/10 + 7/10 =
  14. 14.9/10 + 1/6 =
  15. 15.7/12 − 4/12 =
  16. 16.3/4 + 4/7 =
  17. 17.4/7 + 3/4 =
  18. 18.1/10 + 1/6 =
  19. 19.1/2 + 5/8 =
  20. 20.2/7 + 9/10 =
  21. 21.9/12 − 1/12 =
  22. 22.3/4 − 8/11 =
  23. 23.8/10 − 6/10 =
  24. 24.2/6 + 2/3 =
  25. 25.7/12 + 1/3 =
  26. 26.1/3 + 1/4 =
  27. 27.2/11 + 1/4 =
  28. 28.8/11 + 5/9 =
  29. 29.3/4 + 6/12 =
  30. 30.1/4 + 5/9 =
  31. 31.3/4 + 1/3 =
  32. 32.1/4 + 1/7 =
  33. 33.1/3 + 2/7 =
  34. 34.2/6 − 1/4 =
  35. 35.9/11 − 1/4 =
  36. 36.3/5 + 1/7 =
  37. 37.1/3 − 1/5 =
  38. 38.4/5 − 1/4 =
  39. 39.7/10 − 1/2 =
  40. 40.6/9 + 2/9 =

Answer key

  1. 60/77
  2. 5/6
  3. 5/4
  4. 32/45
  5. 5/4
  6. 7/6
  7. 25/33
  8. 2/3
  9. 7/6
  10. 1
  11. 1/4
  12. 19/20
  13. 8/5
  14. 16/15
  15. 1/4
  16. 37/28
  17. 37/28
  18. 4/15
  19. 9/8
  20. 83/70
  21. 2/3
  22. 1/44
  23. 1/5
  24. 1
  25. 11/12
  26. 7/12
  27. 19/44
  28. 127/99
  29. 5/4
  30. 29/36
  31. 13/12
  32. 11/28
  33. 13/21
  34. 1/12
  35. 25/44
  36. 26/35
  37. 2/15
  38. 11/20
  39. 1/5
  40. 8/9

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