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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 927 · 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. 1.81² =
  2. 2.38² =
  3. 3.32² =
  4. 4.71² =
  5. 5.51² =
  6. 6.34² =
  7. 7.88² =
  8. 8.81² =
  9. 9.63² =
  10. 10.77² =
  11. 11.72² =
  12. 12.13² =
  13. 13.49² =
  14. 14.18² =
  15. 15.44² =
  16. 16.35² =
  17. 17.28² =
  18. 18.22² =
  19. 19.18² =
  20. 20.27² =
  21. 21.26² =
  22. 22.37² =
  23. 23.76² =
  24. 24.64² =
  25. 25.43² =
  26. 26.65² =
  27. 27.21² =
  28. 28.73² =
  29. 29.34² =
  30. 30.85² =
  31. 31.42² =
  32. 32.89² =
  33. 33.47² =
  34. 34.99² =
  35. 35.69² =
  36. 36.68² =
  37. 37.94² =
  38. 38.31² =
  39. 39.91² =
  40. 40.91² =

Answer key

  1. 6561
  2. 1444
  3. 1024
  4. 5041
  5. 2601
  6. 1156
  7. 7744
  8. 6561
  9. 3969
  10. 5929
  11. 5184
  12. 169
  13. 2401
  14. 324
  15. 1936
  16. 1225
  17. 784
  18. 484
  19. 324
  20. 729
  21. 676
  22. 1369
  23. 5776
  24. 4096
  25. 1849
  26. 4225
  27. 441
  28. 5329
  29. 1156
  30. 7225
  31. 1764
  32. 7921
  33. 2209
  34. 9801
  35. 4761
  36. 4624
  37. 8836
  38. 961
  39. 8281
  40. 8281

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