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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 516 · 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. 1.3/4 + 2/5 =
  2. 2.1/6 + 1/6 =
  3. 3.5/6 + 2/4 =
  4. 4.4/10 + 1/2 =
  5. 5.2/3 + 2/3 =
  6. 6.1/4 + 6/10 =
  7. 7.3/4 + 3/7 =
  8. 8.1/2 + 4/5 =
  9. 9.4/5 + 3/8 =
  10. 10.3/4 + 2/6 =
  11. 11.1/2 − 1/12 =
  12. 12.3/4 + 2/7 =
  13. 13.7/8 + 5/7 =
  14. 14.3/11 − 1/9 =
  15. 15.3/4 − 1/2 =
  16. 16.1/2 + 1/2 =
  17. 17.5/8 + 1/3 =
  18. 18.2/4 + 7/11 =
  19. 19.3/4 − 2/12 =
  20. 20.1/2 + 1/3 =
  21. 21.1/2 − 1/8 =
  22. 22.5/9 − 4/10 =
  23. 23.1/5 + 5/12 =
  24. 24.4/8 + 1/2 =
  25. 25.5/12 + 2/8 =
  26. 26.2/3 + 3/5 =
  27. 27.1/3 + 2/7 =
  28. 28.2/8 − 2/9 =
  29. 29.1/3 + 2/6 =
  30. 30.1/6 + 4/9 =
  31. 31.5/11 + 2/12 =
  32. 32.1/3 + 5/6 =
  33. 33.8/9 + 4/12 =
  34. 34.6/8 + 6/8 =
  35. 35.7/12 + 8/9 =
  36. 36.1/7 + 2/9 =
  37. 37.1/5 + 8/9 =
  38. 38.1/3 + 3/7 =
  39. 39.2/6 − 1/5 =
  40. 40.1/3 − 1/8 =

Answer key

  1. 23/20
  2. 1/3
  3. 4/3
  4. 9/10
  5. 4/3
  6. 17/20
  7. 33/28
  8. 13/10
  9. 47/40
  10. 13/12
  11. 5/12
  12. 29/28
  13. 89/56
  14. 16/99
  15. 1/4
  16. 1
  17. 23/24
  18. 25/22
  19. 7/12
  20. 5/6
  21. 3/8
  22. 7/45
  23. 37/60
  24. 1
  25. 2/3
  26. 19/15
  27. 13/21
  28. 1/36
  29. 2/3
  30. 11/18
  31. 41/66
  32. 7/6
  33. 11/9
  34. 3/2
  35. 53/36
  36. 23/63
  37. 49/45
  38. 16/21
  39. 2/15
  40. 5/24

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