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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 541 · 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. 1.2/5 + 2/7 =
  2. 2.2/3 + 9/11 =
  3. 3.4/10 + 2/6 =
  4. 4.6/8 + 2/5 =
  5. 5.1/3 + 2/7 =
  6. 6.1/6 + 1/2 =
  7. 7.2/5 − 1/4 =
  8. 8.1/3 + 2/3 =
  9. 9.1/2 + 1/3 =
  10. 10.2/10 + 1/5 =
  11. 11.3/8 + 10/11 =
  12. 12.1/11 + 2/6 =
  13. 13.8/10 + 3/4 =
  14. 14.3/4 + 4/6 =
  15. 15.9/10 − 2/3 =
  16. 16.1/9 + 1/2 =
  17. 17.1/2 + 7/8 =
  18. 18.10/12 − 2/7 =
  19. 19.10/11 + 8/12 =
  20. 20.2/9 + 5/8 =
  21. 21.1/2 + 3/10 =
  22. 22.1/3 − 2/10 =
  23. 23.7/12 + 4/6 =
  24. 24.8/9 + 2/7 =
  25. 25.1/3 + 1/8 =
  26. 26.5/10 + 2/4 =
  27. 27.3/4 − 1/7 =
  28. 28.2/3 + 2/6 =
  29. 29.4/5 − 1/7 =
  30. 30.2/5 + 3/8 =
  31. 31.4/5 + 2/4 =
  32. 32.5/10 + 2/6 =
  33. 33.8/10 − 3/5 =
  34. 34.1/2 + 7/10 =
  35. 35.2/9 − 1/7 =
  36. 36.6/7 − 2/3 =
  37. 37.5/8 − 5/11 =
  38. 38.1/6 + 3/5 =
  39. 39.5/7 + 7/9 =
  40. 40.4/9 + 5/11 =

Answer key

  1. 24/35
  2. 49/33
  3. 11/15
  4. 23/20
  5. 13/21
  6. 2/3
  7. 3/20
  8. 1
  9. 5/6
  10. 2/5
  11. 113/88
  12. 14/33
  13. 31/20
  14. 17/12
  15. 7/30
  16. 11/18
  17. 11/8
  18. 23/42
  19. 52/33
  20. 61/72
  21. 4/5
  22. 2/15
  23. 5/4
  24. 74/63
  25. 11/24
  26. 1
  27. 17/28
  28. 1
  29. 23/35
  30. 31/40
  31. 13/10
  32. 5/6
  33. 1/5
  34. 6/5
  35. 5/63
  36. 4/21
  37. 15/88
  38. 23/30
  39. 94/63
  40. 89/99

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