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Adding and Subtracting Fractions Worksheet

Vedic maths trick 33: Adding and subtracting fractions · Set 634 · 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. 1.2/6 + 1/6 =
  2. 2.2/4 + 2/3 =
  3. 3.7/10 − 1/3 =
  4. 4.5/7 + 2/6 =
  5. 5.2/3 − 1/2 =
  6. 6.2/4 + 3/6 =
  7. 7.1/2 − 1/3 =
  8. 8.1/10 + 5/9 =
  9. 9.5/7 + 3/10 =
  10. 10.2/7 + 1/4 =
  11. 11.4/6 + 1/2 =
  12. 12.1/2 + 1/2 =
  13. 13.4/7 − 3/11 =
  14. 14.6/8 − 1/10 =
  15. 15.4/10 + 1/11 =
  16. 16.2/4 − 4/11 =
  17. 17.6/10 − 2/7 =
  18. 18.2/12 + 7/8 =
  19. 19.1/2 + 1/4 =
  20. 20.5/11 + 4/5 =
  21. 21.2/8 + 5/6 =
  22. 22.1/4 + 1/2 =
  23. 23.3/11 + 4/11 =
  24. 24.7/8 + 9/10 =
  25. 25.3/5 + 2/3 =
  26. 26.4/5 + 2/6 =
  27. 27.4/5 − 1/3 =
  28. 28.2/5 − 1/8 =
  29. 29.2/11 − 1/12 =
  30. 30.2/4 + 1/2 =
  31. 31.3/5 + 2/3 =
  32. 32.6/7 + 1/2 =
  33. 33.1/7 + 3/4 =
  34. 34.2/3 − 2/8 =
  35. 35.1/2 − 1/8 =
  36. 36.3/9 + 2/7 =
  37. 37.1/10 + 1/4 =
  38. 38.7/8 − 10/12 =
  39. 39.4/8 + 5/7 =
  40. 40.3/5 + 3/7 =

Answer key

  1. 1/2
  2. 7/6
  3. 11/30
  4. 22/21
  5. 1/6
  6. 1
  7. 1/6
  8. 59/90
  9. 71/70
  10. 15/28
  11. 7/6
  12. 1
  13. 23/77
  14. 13/20
  15. 27/55
  16. 3/22
  17. 11/35
  18. 25/24
  19. 3/4
  20. 69/55
  21. 13/12
  22. 3/4
  23. 7/11
  24. 71/40
  25. 19/15
  26. 17/15
  27. 7/15
  28. 11/40
  29. 13/132
  30. 1
  31. 19/15
  32. 19/14
  33. 25/28
  34. 5/12
  35. 3/8
  36. 13/21
  37. 7/20
  38. 1/24
  39. 17/14
  40. 36/35

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