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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 343 · 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. 1.3/8 − 2/8 =
  2. 2.1/10 + 2/4 =
  3. 3.5/7 + 3/4 =
  4. 4.1/2 + 2/6 =
  5. 5.9/10 − 5/9 =
  6. 6.2/4 + 2/3 =
  7. 7.5/8 + 1/2 =
  8. 8.7/10 − 2/3 =
  9. 9.2/12 + 2/9 =
  10. 10.9/10 − 2/5 =
  11. 11.6/11 + 2/4 =
  12. 12.3/4 − 1/2 =
  13. 13.2/12 − 1/9 =
  14. 14.2/7 + 2/3 =
  15. 15.7/9 − 5/7 =
  16. 16.4/6 + 10/11 =
  17. 17.1/3 − 1/11 =
  18. 18.2/4 + 3/5 =
  19. 19.3/7 + 2/9 =
  20. 20.3/5 + 4/9 =
  21. 21.5/6 − 1/8 =
  22. 22.4/8 − 3/7 =
  23. 23.3/10 + 8/11 =
  24. 24.1/2 + 5/7 =
  25. 25.4/5 − 9/12 =
  26. 26.3/10 + 1/3 =
  27. 27.1/2 + 2/4 =
  28. 28.3/4 − 1/3 =
  29. 29.4/5 + 2/4 =
  30. 30.1/12 + 3/7 =
  31. 31.1/2 + 3/10 =
  32. 32.1/9 + 1/8 =
  33. 33.3/8 + 1/8 =
  34. 34.3/9 − 1/7 =
  35. 35.3/10 − 1/10 =
  36. 36.1/2 + 1/7 =
  37. 37.4/6 − 3/6 =
  38. 38.4/6 + 1/3 =
  39. 39.2/5 + 5/11 =
  40. 40.4/6 + 2/7 =

Answer key

  1. 1/8
  2. 3/5
  3. 41/28
  4. 5/6
  5. 31/90
  6. 7/6
  7. 9/8
  8. 1/30
  9. 7/18
  10. 1/2
  11. 23/22
  12. 1/4
  13. 1/18
  14. 20/21
  15. 4/63
  16. 52/33
  17. 8/33
  18. 11/10
  19. 41/63
  20. 47/45
  21. 17/24
  22. 1/14
  23. 113/110
  24. 17/14
  25. 1/20
  26. 19/30
  27. 1
  28. 5/12
  29. 13/10
  30. 43/84
  31. 4/5
  32. 17/72
  33. 1/2
  34. 4/21
  35. 1/5
  36. 9/14
  37. 1/6
  38. 1
  39. 47/55
  40. 20/21

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