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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 284 · 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. 1.35² =
  2. 2.92² =
  3. 3.79² =
  4. 4.67² =
  5. 5.81² =
  6. 6.75² =
  7. 7.62² =
  8. 8.15² =
  9. 9.77² =
  10. 10.92² =
  11. 11.87² =
  12. 12.67² =
  13. 13.63² =
  14. 14.21² =
  15. 15.42² =
  16. 16.47² =
  17. 17.79² =
  18. 18.18² =
  19. 19.31² =
  20. 20.36² =
  21. 21.27² =
  22. 22.33² =
  23. 23.65² =
  24. 24.71² =
  25. 25.88² =
  26. 26.58² =
  27. 27.17² =
  28. 28.59² =
  29. 29.16² =
  30. 30.99² =
  31. 31.79² =
  32. 32.87² =
  33. 33.49² =
  34. 34.67² =
  35. 35.38² =
  36. 36.85² =
  37. 37.25² =
  38. 38.23² =
  39. 39.61² =
  40. 40.56² =

Answer key

  1. 1225
  2. 8464
  3. 6241
  4. 4489
  5. 6561
  6. 5625
  7. 3844
  8. 225
  9. 5929
  10. 8464
  11. 7569
  12. 4489
  13. 3969
  14. 441
  15. 1764
  16. 2209
  17. 6241
  18. 324
  19. 961
  20. 1296
  21. 729
  22. 1089
  23. 4225
  24. 5041
  25. 7744
  26. 3364
  27. 289
  28. 3481
  29. 256
  30. 9801
  31. 6241
  32. 7569
  33. 2401
  34. 4489
  35. 1444
  36. 7225
  37. 625
  38. 529
  39. 3721
  40. 3136

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