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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 923 · 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. 1.16² =
  2. 2.49² =
  3. 3.37² =
  4. 4.39² =
  5. 5.94² =
  6. 6.68² =
  7. 7.63² =
  8. 8.47² =
  9. 9.86² =
  10. 10.56² =
  11. 11.41² =
  12. 12.53² =
  13. 13.42² =
  14. 14.59² =
  15. 15.75² =
  16. 16.53² =
  17. 17.15² =
  18. 18.85² =
  19. 19.45² =
  20. 20.57² =
  21. 21.39² =
  22. 22.91² =
  23. 23.64² =
  24. 24.42² =
  25. 25.61² =
  26. 26.51² =
  27. 27.18² =
  28. 28.99² =
  29. 29.64² =
  30. 30.84² =
  31. 31.11² =
  32. 32.96² =
  33. 33.31² =
  34. 34.72² =
  35. 35.31² =
  36. 36.37² =
  37. 37.76² =
  38. 38.45² =
  39. 39.16² =
  40. 40.36² =

Answer key

  1. 256
  2. 2401
  3. 1369
  4. 1521
  5. 8836
  6. 4624
  7. 3969
  8. 2209
  9. 7396
  10. 3136
  11. 1681
  12. 2809
  13. 1764
  14. 3481
  15. 5625
  16. 2809
  17. 225
  18. 7225
  19. 2025
  20. 3249
  21. 1521
  22. 8281
  23. 4096
  24. 1764
  25. 3721
  26. 2601
  27. 324
  28. 9801
  29. 4096
  30. 7056
  31. 121
  32. 9216
  33. 961
  34. 5184
  35. 961
  36. 1369
  37. 5776
  38. 2025
  39. 256
  40. 1296

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