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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 662 · 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. 1.75² =
  2. 2.48² =
  3. 3.22² =
  4. 4.42² =
  5. 5.86² =
  6. 6.13² =
  7. 7.21² =
  8. 8.92² =
  9. 9.91² =
  10. 10.71² =
  11. 11.11² =
  12. 12.62² =
  13. 13.61² =
  14. 14.39² =
  15. 15.35² =
  16. 16.84² =
  17. 17.98² =
  18. 18.33² =
  19. 19.86² =
  20. 20.26² =
  21. 21.38² =
  22. 22.49² =
  23. 23.13² =
  24. 24.63² =
  25. 25.68² =
  26. 26.77² =
  27. 27.96² =
  28. 28.85² =
  29. 29.83² =
  30. 30.32² =
  31. 31.63² =
  32. 32.91² =
  33. 33.91² =
  34. 34.57² =
  35. 35.35² =
  36. 36.23² =
  37. 37.19² =
  38. 38.17² =
  39. 39.77² =
  40. 40.31² =

Answer key

  1. 5625
  2. 2304
  3. 484
  4. 1764
  5. 7396
  6. 169
  7. 441
  8. 8464
  9. 8281
  10. 5041
  11. 121
  12. 3844
  13. 3721
  14. 1521
  15. 1225
  16. 7056
  17. 9604
  18. 1089
  19. 7396
  20. 676
  21. 1444
  22. 2401
  23. 169
  24. 3969
  25. 4624
  26. 5929
  27. 9216
  28. 7225
  29. 6889
  30. 1024
  31. 3969
  32. 8281
  33. 8281
  34. 3249
  35. 1225
  36. 529
  37. 361
  38. 289
  39. 5929
  40. 961

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