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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 943 · 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. 1.1/3 + 1/2 =
  2. 2.2/6 − 2/8 =
  3. 3.1/2 − 2/11 =
  4. 4.4/6 − 1/3 =
  5. 5.11/12 + 1/5 =
  6. 6.1/2 + 3/10 =
  7. 7.1/6 + 4/11 =
  8. 8.1/5 + 1/3 =
  9. 9.4/6 − 3/6 =
  10. 10.10/12 + 2/3 =
  11. 11.8/12 − 1/2 =
  12. 12.3/7 − 2/8 =
  13. 13.3/4 + 1/5 =
  14. 14.3/5 + 6/7 =
  15. 15.6/12 − 2/6 =
  16. 16.7/8 − 2/9 =
  17. 17.9/11 − 2/5 =
  18. 18.2/5 + 6/11 =
  19. 19.2/3 − 5/8 =
  20. 20.1/2 + 7/9 =
  21. 21.2/3 + 1/3 =
  22. 22.4/9 + 1/3 =
  23. 23.1/2 + 1/2 =
  24. 24.1/2 + 2/3 =
  25. 25.3/5 + 2/3 =
  26. 26.1/6 + 2/12 =
  27. 27.2/4 − 1/10 =
  28. 28.1/2 − 1/8 =
  29. 29.1/3 − 1/5 =
  30. 30.1/8 + 3/8 =
  31. 31.2/4 + 9/11 =
  32. 32.2/4 + 4/7 =
  33. 33.2/5 + 3/9 =
  34. 34.2/4 + 6/7 =
  35. 35.1/11 + 1/3 =
  36. 36.5/7 + 6/12 =
  37. 37.8/9 + 7/10 =
  38. 38.6/8 + 1/8 =
  39. 39.2/5 − 1/5 =
  40. 40.1/2 + 1/3 =

Answer key

  1. 5/6
  2. 1/12
  3. 7/22
  4. 1/3
  5. 67/60
  6. 4/5
  7. 35/66
  8. 8/15
  9. 1/6
  10. 3/2
  11. 1/6
  12. 5/28
  13. 19/20
  14. 51/35
  15. 1/6
  16. 47/72
  17. 23/55
  18. 52/55
  19. 1/24
  20. 23/18
  21. 1
  22. 7/9
  23. 1
  24. 7/6
  25. 19/15
  26. 1/3
  27. 2/5
  28. 3/8
  29. 2/15
  30. 1/2
  31. 29/22
  32. 15/14
  33. 11/15
  34. 19/14
  35. 14/33
  36. 17/14
  37. 143/90
  38. 7/8
  39. 1/5
  40. 5/6

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