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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 286 · 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. 1.32² =
  2. 2.69² =
  3. 3.66² =
  4. 4.48² =
  5. 5.28² =
  6. 6.11² =
  7. 7.99² =
  8. 8.56² =
  9. 9.56² =
  10. 10.94² =
  11. 11.84² =
  12. 12.41² =
  13. 13.65² =
  14. 14.74² =
  15. 15.88² =
  16. 16.27² =
  17. 17.73² =
  18. 18.12² =
  19. 19.15² =
  20. 20.21² =
  21. 21.61² =
  22. 22.46² =
  23. 23.81² =
  24. 24.41² =
  25. 25.28² =
  26. 26.47² =
  27. 27.61² =
  28. 28.41² =
  29. 29.41² =
  30. 30.21² =
  31. 31.61² =
  32. 32.26² =
  33. 33.96² =
  34. 34.84² =
  35. 35.56² =
  36. 36.87² =
  37. 37.75² =
  38. 38.81² =
  39. 39.76² =
  40. 40.61² =

Answer key

  1. 1024
  2. 4761
  3. 4356
  4. 2304
  5. 784
  6. 121
  7. 9801
  8. 3136
  9. 3136
  10. 8836
  11. 7056
  12. 1681
  13. 4225
  14. 5476
  15. 7744
  16. 729
  17. 5329
  18. 144
  19. 225
  20. 441
  21. 3721
  22. 2116
  23. 6561
  24. 1681
  25. 784
  26. 2209
  27. 3721
  28. 1681
  29. 1681
  30. 441
  31. 3721
  32. 676
  33. 9216
  34. 7056
  35. 3136
  36. 7569
  37. 5625
  38. 6561
  39. 5776
  40. 3721

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