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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 214 · 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. 1.3/10 + 5/12 =
  2. 2.7/12 + 3/6 =
  3. 3.1/4 + 1/2 =
  4. 4.4/9 + 5/6 =
  5. 5.1/9 + 1/9 =
  6. 6.6/10 − 2/7 =
  7. 7.1/2 + 3/7 =
  8. 8.3/4 − 2/3 =
  9. 9.1/2 − 1/6 =
  10. 10.7/8 − 1/4 =
  11. 11.5/11 + 1/5 =
  12. 12.3/5 − 4/8 =
  13. 13.4/12 + 2/12 =
  14. 14.9/12 − 1/7 =
  15. 15.1/5 + 1/2 =
  16. 16.8/9 + 2/7 =
  17. 17.2/10 + 3/10 =
  18. 18.1/3 − 2/9 =
  19. 19.1/5 − 1/10 =
  20. 20.1/11 + 2/3 =
  21. 21.2/4 + 1/4 =
  22. 22.5/9 + 1/3 =
  23. 23.8/9 − 7/10 =
  24. 24.7/8 + 7/9 =
  25. 25.3/4 − 4/7 =
  26. 26.3/6 + 6/9 =
  27. 27.3/4 + 3/11 =
  28. 28.7/10 + 2/7 =
  29. 29.7/9 − 2/3 =
  30. 30.6/8 + 3/7 =
  31. 31.5/8 − 1/6 =
  32. 32.2/9 + 8/12 =
  33. 33.5/6 + 3/4 =
  34. 34.3/7 − 1/3 =
  35. 35.1/6 + 1/4 =
  36. 36.2/7 + 6/10 =
  37. 37.1/4 + 2/4 =
  38. 38.4/8 − 1/8 =
  39. 39.1/6 + 1/4 =
  40. 40.7/11 + 3/4 =

Answer key

  1. 43/60
  2. 13/12
  3. 3/4
  4. 23/18
  5. 2/9
  6. 11/35
  7. 13/14
  8. 1/12
  9. 1/3
  10. 5/8
  11. 36/55
  12. 1/10
  13. 1/2
  14. 17/28
  15. 7/10
  16. 74/63
  17. 1/2
  18. 1/9
  19. 1/10
  20. 25/33
  21. 3/4
  22. 8/9
  23. 17/90
  24. 119/72
  25. 5/28
  26. 7/6
  27. 45/44
  28. 69/70
  29. 1/9
  30. 33/28
  31. 11/24
  32. 8/9
  33. 19/12
  34. 2/21
  35. 5/12
  36. 31/35
  37. 3/4
  38. 3/8
  39. 5/12
  40. 61/44

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