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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 95 · 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. 1.11² =
  2. 2.65² =
  3. 3.89² =
  4. 4.36² =
  5. 5.82² =
  6. 6.67² =
  7. 7.21² =
  8. 8.71² =
  9. 9.25² =
  10. 10.67² =
  11. 11.47² =
  12. 12.19² =
  13. 13.17² =
  14. 14.73² =
  15. 15.21² =
  16. 16.19² =
  17. 17.25² =
  18. 18.19² =
  19. 19.48² =
  20. 20.19² =
  21. 21.35² =
  22. 22.11² =
  23. 23.57² =
  24. 24.22² =
  25. 25.82² =
  26. 26.98² =
  27. 27.16² =
  28. 28.71² =
  29. 29.25² =
  30. 30.58² =
  31. 31.19² =
  32. 32.72² =
  33. 33.33² =
  34. 34.89² =
  35. 35.85² =
  36. 36.31² =
  37. 37.28² =
  38. 38.87² =
  39. 39.22² =
  40. 40.42² =

Answer key

  1. 121
  2. 4225
  3. 7921
  4. 1296
  5. 6724
  6. 4489
  7. 441
  8. 5041
  9. 625
  10. 4489
  11. 2209
  12. 361
  13. 289
  14. 5329
  15. 441
  16. 361
  17. 625
  18. 361
  19. 2304
  20. 361
  21. 1225
  22. 121
  23. 3249
  24. 484
  25. 6724
  26. 9604
  27. 256
  28. 5041
  29. 625
  30. 3364
  31. 361
  32. 5184
  33. 1089
  34. 7921
  35. 7225
  36. 961
  37. 784
  38. 7569
  39. 484
  40. 1764

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