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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 319 · 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. 1.1/5 − 1/11 =
  2. 2.3/10 − 1/4 =
  3. 3.9/11 − 1/2 =
  4. 4.2/8 + 1/10 =
  5. 5.6/8 + 1/4 =
  6. 6.6/10 + 1/11 =
  7. 7.3/5 + 6/12 =
  8. 8.1/9 + 7/8 =
  9. 9.2/3 − 2/9 =
  10. 10.4/9 + 3/5 =
  11. 11.3/6 + 3/5 =
  12. 12.2/3 − 3/5 =
  13. 13.2/3 + 4/6 =
  14. 14.3/4 − 2/8 =
  15. 15.1/3 + 1/3 =
  16. 16.10/12 − 3/5 =
  17. 17.2/3 + 6/9 =
  18. 18.4/8 + 1/3 =
  19. 19.2/4 + 6/9 =
  20. 20.1/3 − 1/4 =
  21. 21.2/11 + 1/4 =
  22. 22.10/11 + 1/4 =
  23. 23.1/3 + 1/2 =
  24. 24.3/4 + 1/10 =
  25. 25.4/9 + 8/10 =
  26. 26.10/11 − 1/4 =
  27. 27.8/9 − 1/2 =
  28. 28.6/12 + 6/12 =
  29. 29.2/3 + 3/10 =
  30. 30.1/5 + 6/12 =
  31. 31.1/3 − 3/11 =
  32. 32.3/4 − 5/10 =
  33. 33.8/11 + 4/6 =
  34. 34.2/5 + 1/2 =
  35. 35.3/6 − 1/4 =
  36. 36.1/2 + 2/6 =
  37. 37.1/3 − 1/12 =
  38. 38.2/6 + 2/5 =
  39. 39.8/10 + 2/5 =
  40. 40.2/5 − 1/3 =

Answer key

  1. 6/55
  2. 1/20
  3. 7/22
  4. 7/20
  5. 1
  6. 38/55
  7. 11/10
  8. 71/72
  9. 4/9
  10. 47/45
  11. 11/10
  12. 1/15
  13. 4/3
  14. 1/2
  15. 2/3
  16. 7/30
  17. 4/3
  18. 5/6
  19. 7/6
  20. 1/12
  21. 19/44
  22. 51/44
  23. 5/6
  24. 17/20
  25. 56/45
  26. 29/44
  27. 7/18
  28. 1
  29. 29/30
  30. 7/10
  31. 2/33
  32. 1/4
  33. 46/33
  34. 9/10
  35. 1/4
  36. 5/6
  37. 1/4
  38. 11/15
  39. 6/5
  40. 1/15

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