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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 33 · 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. 1.34² =
  2. 2.22² =
  3. 3.28² =
  4. 4.41² =
  5. 5.17² =
  6. 6.98² =
  7. 7.54² =
  8. 8.72² =
  9. 9.54² =
  10. 10.43² =
  11. 11.34² =
  12. 12.22² =
  13. 13.62² =
  14. 14.15² =
  15. 15.97² =
  16. 16.13² =
  17. 17.99² =
  18. 18.92² =
  19. 19.74² =
  20. 20.65² =
  21. 21.25² =
  22. 22.39² =
  23. 23.64² =
  24. 24.47² =
  25. 25.28² =
  26. 26.57² =
  27. 27.49² =
  28. 28.56² =
  29. 29.87² =
  30. 30.34² =
  31. 31.54² =
  32. 32.44² =
  33. 33.35² =
  34. 34.18² =
  35. 35.29² =
  36. 36.47² =
  37. 37.21² =
  38. 38.78² =
  39. 39.74² =
  40. 40.22² =

Answer key

  1. 1156
  2. 484
  3. 784
  4. 1681
  5. 289
  6. 9604
  7. 2916
  8. 5184
  9. 2916
  10. 1849
  11. 1156
  12. 484
  13. 3844
  14. 225
  15. 9409
  16. 169
  17. 9801
  18. 8464
  19. 5476
  20. 4225
  21. 625
  22. 1521
  23. 4096
  24. 2209
  25. 784
  26. 3249
  27. 2401
  28. 3136
  29. 7569
  30. 1156
  31. 2916
  32. 1936
  33. 1225
  34. 324
  35. 841
  36. 2209
  37. 441
  38. 6084
  39. 5476
  40. 484

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