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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 199 · 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 + 2/10 =
  2. 2.1/2 − 1/6 =
  3. 3.8/12 − 1/2 =
  4. 4.5/10 − 1/10 =
  5. 5.1/8 + 2/5 =
  6. 6.4/5 − 8/12 =
  7. 7.7/9 − 1/2 =
  8. 8.7/8 + 10/11 =
  9. 9.4/9 + 1/9 =
  10. 10.1/3 + 2/6 =
  11. 11.1/12 + 1/3 =
  12. 12.8/9 + 2/12 =
  13. 13.1/6 + 3/7 =
  14. 14.2/9 + 3/4 =
  15. 15.5/11 + 7/10 =
  16. 16.2/3 − 7/11 =
  17. 17.9/10 + 2/8 =
  18. 18.3/5 − 1/2 =
  19. 19.2/4 + 1/10 =
  20. 20.10/12 − 1/3 =
  21. 21.1/6 + 1/2 =
  22. 22.2/3 − 1/2 =
  23. 23.4/5 − 2/3 =
  24. 24.2/3 + 5/10 =
  25. 25.1/2 + 4/11 =
  26. 26.3/5 + 4/5 =
  27. 27.3/8 − 1/5 =
  28. 28.6/10 + 5/8 =
  29. 29.4/6 + 2/5 =
  30. 30.2/4 − 1/4 =
  31. 31.1/3 + 5/12 =
  32. 32.5/9 − 1/2 =
  33. 33.2/8 + 1/2 =
  34. 34.5/8 + 1/6 =
  35. 35.1/3 + 1/2 =
  36. 36.7/8 − 2/9 =
  37. 37.4/6 − 2/6 =
  38. 38.2/4 − 1/5 =
  39. 39.1/4 + 8/9 =
  40. 40.6/10 + 6/10 =

Answer key

  1. 2/5
  2. 1/3
  3. 1/6
  4. 2/5
  5. 21/40
  6. 2/15
  7. 5/18
  8. 157/88
  9. 5/9
  10. 2/3
  11. 5/12
  12. 19/18
  13. 25/42
  14. 35/36
  15. 127/110
  16. 1/33
  17. 23/20
  18. 1/10
  19. 3/5
  20. 1/2
  21. 2/3
  22. 1/6
  23. 2/15
  24. 7/6
  25. 19/22
  26. 7/5
  27. 7/40
  28. 49/40
  29. 16/15
  30. 1/4
  31. 3/4
  32. 1/18
  33. 3/4
  34. 19/24
  35. 5/6
  36. 47/72
  37. 1/3
  38. 3/10
  39. 41/36
  40. 6/5

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