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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 756 · 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. 1.95² =
  2. 2.31² =
  3. 3.31² =
  4. 4.94² =
  5. 5.29² =
  6. 6.91² =
  7. 7.53² =
  8. 8.28² =
  9. 9.41² =
  10. 10.16² =
  11. 11.68² =
  12. 12.51² =
  13. 13.89² =
  14. 14.37² =
  15. 15.95² =
  16. 16.56² =
  17. 17.85² =
  18. 18.75² =
  19. 19.18² =
  20. 20.81² =
  21. 21.91² =
  22. 22.93² =
  23. 23.83² =
  24. 24.12² =
  25. 25.31² =
  26. 26.89² =
  27. 27.86² =
  28. 28.49² =
  29. 29.85² =
  30. 30.22² =
  31. 31.57² =
  32. 32.64² =
  33. 33.26² =
  34. 34.35² =
  35. 35.47² =
  36. 36.39² =
  37. 37.12² =
  38. 38.73² =
  39. 39.11² =
  40. 40.21² =

Answer key

  1. 9025
  2. 961
  3. 961
  4. 8836
  5. 841
  6. 8281
  7. 2809
  8. 784
  9. 1681
  10. 256
  11. 4624
  12. 2601
  13. 7921
  14. 1369
  15. 9025
  16. 3136
  17. 7225
  18. 5625
  19. 324
  20. 6561
  21. 8281
  22. 8649
  23. 6889
  24. 144
  25. 961
  26. 7921
  27. 7396
  28. 2401
  29. 7225
  30. 484
  31. 3249
  32. 4096
  33. 676
  34. 1225
  35. 2209
  36. 1521
  37. 144
  38. 5329
  39. 121
  40. 441

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