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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 348 · 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. 1.22² =
  2. 2.95² =
  3. 3.93² =
  4. 4.25² =
  5. 5.21² =
  6. 6.26² =
  7. 7.44² =
  8. 8.46² =
  9. 9.14² =
  10. 10.83² =
  11. 11.46² =
  12. 12.71² =
  13. 13.54² =
  14. 14.44² =
  15. 15.56² =
  16. 16.81² =
  17. 17.86² =
  18. 18.82² =
  19. 19.64² =
  20. 20.43² =
  21. 21.31² =
  22. 22.34² =
  23. 23.61² =
  24. 24.41² =
  25. 25.92² =
  26. 26.21² =
  27. 27.85² =
  28. 28.12² =
  29. 29.31² =
  30. 30.29² =
  31. 31.79² =
  32. 32.76² =
  33. 33.72² =
  34. 34.75² =
  35. 35.73² =
  36. 36.56² =
  37. 37.69² =
  38. 38.83² =
  39. 39.17² =
  40. 40.58² =

Answer key

  1. 484
  2. 9025
  3. 8649
  4. 625
  5. 441
  6. 676
  7. 1936
  8. 2116
  9. 196
  10. 6889
  11. 2116
  12. 5041
  13. 2916
  14. 1936
  15. 3136
  16. 6561
  17. 7396
  18. 6724
  19. 4096
  20. 1849
  21. 961
  22. 1156
  23. 3721
  24. 1681
  25. 8464
  26. 441
  27. 7225
  28. 144
  29. 961
  30. 841
  31. 6241
  32. 5776
  33. 5184
  34. 5625
  35. 5329
  36. 3136
  37. 4761
  38. 6889
  39. 289
  40. 3364

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