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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 396 · 40 sums
TalentJR

The trick (Dwandwa Yoga): For the number ab: right column = b². Middle column = 2 × a × b. Left column = a². Combine from the right with carries.

NameDateTime takenScore ___ / 40
  1. 1.26² =
  2. 2.77² =
  3. 3.32² =
  4. 4.26² =
  5. 5.46² =
  6. 6.41² =
  7. 7.48² =
  8. 8.56² =
  9. 9.19² =
  10. 10.31² =
  11. 11.22² =
  12. 12.92² =
  13. 13.79² =
  14. 14.19² =
  15. 15.61² =
  16. 16.21² =
  17. 17.82² =
  18. 18.86² =
  19. 19.87² =
  20. 20.31² =
  21. 21.76² =
  22. 22.25² =
  23. 23.61² =
  24. 24.63² =
  25. 25.81² =
  26. 26.48² =
  27. 27.28² =
  28. 28.18² =
  29. 29.31² =
  30. 30.96² =
  31. 31.57² =
  32. 32.66² =
  33. 33.52² =
  34. 34.18² =
  35. 35.11² =
  36. 36.62² =
  37. 37.39² =
  38. 38.94² =
  39. 39.55² =
  40. 40.11² =

Answer key

  1. 676
  2. 5929
  3. 1024
  4. 676
  5. 2116
  6. 1681
  7. 2304
  8. 3136
  9. 361
  10. 961
  11. 484
  12. 8464
  13. 6241
  14. 361
  15. 3721
  16. 441
  17. 6724
  18. 7396
  19. 7569
  20. 961
  21. 5776
  22. 625
  23. 3721
  24. 3969
  25. 6561
  26. 2304
  27. 784
  28. 324
  29. 961
  30. 9216
  31. 3249
  32. 4356
  33. 2704
  34. 324
  35. 121
  36. 3844
  37. 1521
  38. 8836
  39. 3025
  40. 121

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