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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 994 · 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. 1.6/7 + 4/10 =
  2. 2.1/3 + 1/5 =
  3. 3.1/2 + 6/11 =
  4. 4.3/4 − 4/10 =
  5. 5.5/9 − 3/6 =
  6. 6.3/7 − 1/6 =
  7. 7.5/9 + 5/9 =
  8. 8.4/7 − 1/2 =
  9. 9.5/6 − 1/3 =
  10. 10.5/8 − 3/6 =
  11. 11.5/10 + 6/9 =
  12. 12.1/2 + 2/7 =
  13. 13.1/2 + 6/11 =
  14. 14.1/2 + 6/8 =
  15. 15.2/4 + 4/6 =
  16. 16.1/2 − 5/12 =
  17. 17.11/12 − 1/2 =
  18. 18.4/9 + 2/5 =
  19. 19.2/4 + 2/6 =
  20. 20.11/12 − 8/10 =
  21. 21.4/12 + 1/8 =
  22. 22.3/7 + 1/3 =
  23. 23.1/2 + 3/7 =
  24. 24.1/3 + 1/2 =
  25. 25.1/2 − 1/3 =
  26. 26.4/9 + 6/7 =
  27. 27.1/3 + 1/11 =
  28. 28.7/8 + 1/2 =
  29. 29.2/7 + 6/11 =
  30. 30.4/11 + 6/12 =
  31. 31.3/6 − 1/11 =
  32. 32.5/7 + 6/9 =
  33. 33.1/5 + 1/6 =
  34. 34.2/3 + 5/8 =
  35. 35.3/9 + 1/11 =
  36. 36.4/5 + 4/5 =
  37. 37.3/7 + 9/10 =
  38. 38.2/7 + 2/12 =
  39. 39.1/3 + 1/11 =
  40. 40.3/4 + 2/4 =

Answer key

  1. 44/35
  2. 8/15
  3. 23/22
  4. 7/20
  5. 1/18
  6. 11/42
  7. 10/9
  8. 1/14
  9. 1/2
  10. 1/8
  11. 7/6
  12. 11/14
  13. 23/22
  14. 5/4
  15. 7/6
  16. 1/12
  17. 5/12
  18. 38/45
  19. 5/6
  20. 7/60
  21. 11/24
  22. 16/21
  23. 13/14
  24. 5/6
  25. 1/6
  26. 82/63
  27. 14/33
  28. 11/8
  29. 64/77
  30. 19/22
  31. 9/22
  32. 29/21
  33. 11/30
  34. 31/24
  35. 14/33
  36. 8/5
  37. 93/70
  38. 19/42
  39. 14/33
  40. 5/4

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