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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 908 · 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. 1.25² =
  2. 2.25² =
  3. 3.63² =
  4. 4.18² =
  5. 5.41² =
  6. 6.34² =
  7. 7.69² =
  8. 8.31² =
  9. 9.17² =
  10. 10.91² =
  11. 11.61² =
  12. 12.58² =
  13. 13.71² =
  14. 14.37² =
  15. 15.28² =
  16. 16.44² =
  17. 17.81² =
  18. 18.86² =
  19. 19.72² =
  20. 20.41² =
  21. 21.17² =
  22. 22.49² =
  23. 23.32² =
  24. 24.21² =
  25. 25.26² =
  26. 26.52² =
  27. 27.92² =
  28. 28.81² =
  29. 29.85² =
  30. 30.11² =
  31. 31.27² =
  32. 32.47² =
  33. 33.81² =
  34. 34.34² =
  35. 35.37² =
  36. 36.65² =
  37. 37.76² =
  38. 38.59² =
  39. 39.18² =
  40. 40.21² =

Answer key

  1. 625
  2. 625
  3. 3969
  4. 324
  5. 1681
  6. 1156
  7. 4761
  8. 961
  9. 289
  10. 8281
  11. 3721
  12. 3364
  13. 5041
  14. 1369
  15. 784
  16. 1936
  17. 6561
  18. 7396
  19. 5184
  20. 1681
  21. 289
  22. 2401
  23. 1024
  24. 441
  25. 676
  26. 2704
  27. 8464
  28. 6561
  29. 7225
  30. 121
  31. 729
  32. 2209
  33. 6561
  34. 1156
  35. 1369
  36. 4225
  37. 5776
  38. 3481
  39. 324
  40. 441

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