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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 487 · 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. 1.5/6 + 4/7 =
  2. 2.4/6 + 3/5 =
  3. 3.6/7 − 3/4 =
  4. 4.1/6 + 4/12 =
  5. 5.4/5 + 5/11 =
  6. 6.5/7 + 2/3 =
  7. 7.2/10 + 6/8 =
  8. 8.1/2 + 1/9 =
  9. 9.3/10 − 1/6 =
  10. 10.8/9 + 1/3 =
  11. 11.4/5 + 1/2 =
  12. 12.3/5 − 4/9 =
  13. 13.2/3 − 4/8 =
  14. 14.2/6 + 2/3 =
  15. 15.3/4 − 2/11 =
  16. 16.2/7 + 2/3 =
  17. 17.7/11 − 5/10 =
  18. 18.5/11 + 8/9 =
  19. 19.3/5 − 4/9 =
  20. 20.1/2 − 2/12 =
  21. 21.10/11 − 1/2 =
  22. 22.3/6 − 1/6 =
  23. 23.4/7 − 2/7 =
  24. 24.9/10 + 2/3 =
  25. 25.1/5 − 1/8 =
  26. 26.3/4 − 1/2 =
  27. 27.1/2 + 2/4 =
  28. 28.1/6 − 1/10 =
  29. 29.1/2 + 3/12 =
  30. 30.2/4 + 5/6 =
  31. 31.5/9 − 2/6 =
  32. 32.5/12 + 1/2 =
  33. 33.2/3 − 1/3 =
  34. 34.2/4 + 1/2 =
  35. 35.5/8 + 5/11 =
  36. 36.1/10 + 5/6 =
  37. 37.6/7 + 1/2 =
  38. 38.5/10 + 6/12 =
  39. 39.4/7 − 1/2 =
  40. 40.5/8 − 6/11 =

Answer key

  1. 59/42
  2. 19/15
  3. 3/28
  4. 1/2
  5. 69/55
  6. 29/21
  7. 19/20
  8. 11/18
  9. 2/15
  10. 11/9
  11. 13/10
  12. 7/45
  13. 1/6
  14. 1
  15. 25/44
  16. 20/21
  17. 3/22
  18. 133/99
  19. 7/45
  20. 1/3
  21. 9/22
  22. 1/3
  23. 2/7
  24. 47/30
  25. 3/40
  26. 1/4
  27. 1
  28. 1/15
  29. 3/4
  30. 4/3
  31. 2/9
  32. 11/12
  33. 1/3
  34. 1
  35. 95/88
  36. 14/15
  37. 19/14
  38. 1
  39. 1/14
  40. 7/88

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