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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 804 · 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. 1.45² =
  2. 2.26² =
  3. 3.94² =
  4. 4.81² =
  5. 5.93² =
  6. 6.18² =
  7. 7.96² =
  8. 8.32² =
  9. 9.31² =
  10. 10.75² =
  11. 11.14² =
  12. 12.77² =
  13. 13.12² =
  14. 14.73² =
  15. 15.49² =
  16. 16.72² =
  17. 17.42² =
  18. 18.41² =
  19. 19.87² =
  20. 20.85² =
  21. 21.56² =
  22. 22.24² =
  23. 23.54² =
  24. 24.16² =
  25. 25.37² =
  26. 26.22² =
  27. 27.89² =
  28. 28.77² =
  29. 29.26² =
  30. 30.57² =
  31. 31.15² =
  32. 32.55² =
  33. 33.49² =
  34. 34.35² =
  35. 35.85² =
  36. 36.61² =
  37. 37.59² =
  38. 38.33² =
  39. 39.42² =
  40. 40.35² =

Answer key

  1. 2025
  2. 676
  3. 8836
  4. 6561
  5. 8649
  6. 324
  7. 9216
  8. 1024
  9. 961
  10. 5625
  11. 196
  12. 5929
  13. 144
  14. 5329
  15. 2401
  16. 5184
  17. 1764
  18. 1681
  19. 7569
  20. 7225
  21. 3136
  22. 576
  23. 2916
  24. 256
  25. 1369
  26. 484
  27. 7921
  28. 5929
  29. 676
  30. 3249
  31. 225
  32. 3025
  33. 2401
  34. 1225
  35. 7225
  36. 3721
  37. 3481
  38. 1089
  39. 1764
  40. 1225

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