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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 268 · 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. 1.96² =
  2. 2.73² =
  3. 3.95² =
  4. 4.47² =
  5. 5.17² =
  6. 6.95² =
  7. 7.64² =
  8. 8.81² =
  9. 9.18² =
  10. 10.42² =
  11. 11.68² =
  12. 12.94² =
  13. 13.85² =
  14. 14.66² =
  15. 15.58² =
  16. 16.89² =
  17. 17.19² =
  18. 18.89² =
  19. 19.91² =
  20. 20.27² =
  21. 21.21² =
  22. 22.53² =
  23. 23.21² =
  24. 24.76² =
  25. 25.63² =
  26. 26.44² =
  27. 27.63² =
  28. 28.63² =
  29. 29.45² =
  30. 30.57² =
  31. 31.95² =
  32. 32.48² =
  33. 33.93² =
  34. 34.34² =
  35. 35.36² =
  36. 36.57² =
  37. 37.89² =
  38. 38.67² =
  39. 39.84² =
  40. 40.44² =

Answer key

  1. 9216
  2. 5329
  3. 9025
  4. 2209
  5. 289
  6. 9025
  7. 4096
  8. 6561
  9. 324
  10. 1764
  11. 4624
  12. 8836
  13. 7225
  14. 4356
  15. 3364
  16. 7921
  17. 361
  18. 7921
  19. 8281
  20. 729
  21. 441
  22. 2809
  23. 441
  24. 5776
  25. 3969
  26. 1936
  27. 3969
  28. 3969
  29. 2025
  30. 3249
  31. 9025
  32. 2304
  33. 8649
  34. 1156
  35. 1296
  36. 3249
  37. 7921
  38. 4489
  39. 7056
  40. 1936

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