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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 806 · 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. 1.46² =
  2. 2.96² =
  3. 3.64² =
  4. 4.92² =
  5. 5.26² =
  6. 6.39² =
  7. 7.95² =
  8. 8.53² =
  9. 9.33² =
  10. 10.62² =
  11. 11.74² =
  12. 12.56² =
  13. 13.92² =
  14. 14.49² =
  15. 15.93² =
  16. 16.94² =
  17. 17.17² =
  18. 18.28² =
  19. 19.48² =
  20. 20.39² =
  21. 21.36² =
  22. 22.15² =
  23. 23.55² =
  24. 24.52² =
  25. 25.76² =
  26. 26.63² =
  27. 27.34² =
  28. 28.67² =
  29. 29.77² =
  30. 30.27² =
  31. 31.42² =
  32. 32.53² =
  33. 33.48² =
  34. 34.15² =
  35. 35.46² =
  36. 36.59² =
  37. 37.94² =
  38. 38.42² =
  39. 39.92² =
  40. 40.12² =

Answer key

  1. 2116
  2. 9216
  3. 4096
  4. 8464
  5. 676
  6. 1521
  7. 9025
  8. 2809
  9. 1089
  10. 3844
  11. 5476
  12. 3136
  13. 8464
  14. 2401
  15. 8649
  16. 8836
  17. 289
  18. 784
  19. 2304
  20. 1521
  21. 1296
  22. 225
  23. 3025
  24. 2704
  25. 5776
  26. 3969
  27. 1156
  28. 4489
  29. 5929
  30. 729
  31. 1764
  32. 2809
  33. 2304
  34. 225
  35. 2116
  36. 3481
  37. 8836
  38. 1764
  39. 8464
  40. 144

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