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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 2 · 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. 1.3/9 + 2/3 =
  2. 2.3/11 + 4/12 =
  3. 3.3/9 + 1/10 =
  4. 4.1/11 + 2/8 =
  5. 5.2/5 + 8/10 =
  6. 6.3/6 + 3/4 =
  7. 7.2/3 + 1/7 =
  8. 8.1/5 + 2/10 =
  9. 9.1/2 + 11/12 =
  10. 10.6/11 − 1/11 =
  11. 11.1/3 + 1/12 =
  12. 12.3/5 − 1/3 =
  13. 13.3/5 − 4/7 =
  14. 14.3/5 + 1/4 =
  15. 15.6/7 + 2/7 =
  16. 16.1/2 + 3/7 =
  17. 17.7/11 + 2/6 =
  18. 18.7/10 + 2/3 =
  19. 19.9/11 + 3/4 =
  20. 20.2/3 − 5/8 =
  21. 21.7/8 − 4/7 =
  22. 22.6/12 + 1/4 =
  23. 23.4/6 + 1/2 =
  24. 24.3/8 + 3/4 =
  25. 25.1/2 + 1/2 =
  26. 26.2/4 − 1/3 =
  27. 27.7/9 − 2/4 =
  28. 28.4/8 + 1/6 =
  29. 29.2/3 + 8/9 =
  30. 30.8/9 + 5/9 =
  31. 31.4/10 + 1/12 =
  32. 32.2/3 − 3/12 =
  33. 33.2/5 − 1/3 =
  34. 34.1/2 + 7/9 =
  35. 35.2/6 + 4/10 =
  36. 36.9/10 − 9/12 =
  37. 37.10/11 + 4/7 =
  38. 38.5/12 + 9/11 =
  39. 39.1/7 + 3/4 =
  40. 40.3/5 − 1/4 =

Answer key

  1. 1
  2. 20/33
  3. 13/30
  4. 15/44
  5. 6/5
  6. 5/4
  7. 17/21
  8. 2/5
  9. 17/12
  10. 5/11
  11. 5/12
  12. 4/15
  13. 1/35
  14. 17/20
  15. 8/7
  16. 13/14
  17. 32/33
  18. 41/30
  19. 69/44
  20. 1/24
  21. 17/56
  22. 3/4
  23. 7/6
  24. 9/8
  25. 1
  26. 1/6
  27. 5/18
  28. 2/3
  29. 14/9
  30. 13/9
  31. 29/60
  32. 5/12
  33. 1/15
  34. 23/18
  35. 11/15
  36. 3/20
  37. 114/77
  38. 163/132
  39. 25/28
  40. 7/20

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