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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 518 · 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. 1.88² =
  2. 2.75² =
  3. 3.84² =
  4. 4.42² =
  5. 5.89² =
  6. 6.34² =
  7. 7.54² =
  8. 8.45² =
  9. 9.51² =
  10. 10.74² =
  11. 11.81² =
  12. 12.32² =
  13. 13.25² =
  14. 14.21² =
  15. 15.59² =
  16. 16.41² =
  17. 17.32² =
  18. 18.83² =
  19. 19.31² =
  20. 20.31² =
  21. 21.72² =
  22. 22.56² =
  23. 23.28² =
  24. 24.63² =
  25. 25.88² =
  26. 26.32² =
  27. 27.51² =
  28. 28.81² =
  29. 29.86² =
  30. 30.22² =
  31. 31.64² =
  32. 32.35² =
  33. 33.94² =
  34. 34.45² =
  35. 35.77² =
  36. 36.26² =
  37. 37.29² =
  38. 38.86² =
  39. 39.16² =
  40. 40.42² =

Answer key

  1. 7744
  2. 5625
  3. 7056
  4. 1764
  5. 7921
  6. 1156
  7. 2916
  8. 2025
  9. 2601
  10. 5476
  11. 6561
  12. 1024
  13. 625
  14. 441
  15. 3481
  16. 1681
  17. 1024
  18. 6889
  19. 961
  20. 961
  21. 5184
  22. 3136
  23. 784
  24. 3969
  25. 7744
  26. 1024
  27. 2601
  28. 6561
  29. 7396
  30. 484
  31. 4096
  32. 1225
  33. 8836
  34. 2025
  35. 5929
  36. 676
  37. 841
  38. 7396
  39. 256
  40. 1764

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