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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 180 · 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. 2.55² =
  3. 3.15² =
  4. 4.22² =
  5. 5.27² =
  6. 6.61² =
  7. 7.87² =
  8. 8.44² =
  9. 9.51² =
  10. 10.56² =
  11. 11.54² =
  12. 12.92² =
  13. 13.15² =
  14. 14.36² =
  15. 15.91² =
  16. 16.25² =
  17. 17.49² =
  18. 18.64² =
  19. 19.69² =
  20. 20.42² =
  21. 21.68² =
  22. 22.59² =
  23. 23.98² =
  24. 24.34² =
  25. 25.93² =
  26. 26.73² =
  27. 27.66² =
  28. 28.72² =
  29. 29.18² =
  30. 30.48² =
  31. 31.87² =
  32. 32.69² =
  33. 33.44² =
  34. 34.24² =
  35. 35.94² =
  36. 36.61² =
  37. 37.31² =
  38. 38.96² =
  39. 39.18² =
  40. 40.68² =

Answer key

  1. 5625
  2. 3025
  3. 225
  4. 484
  5. 729
  6. 3721
  7. 7569
  8. 1936
  9. 2601
  10. 3136
  11. 2916
  12. 8464
  13. 225
  14. 1296
  15. 8281
  16. 625
  17. 2401
  18. 4096
  19. 4761
  20. 1764
  21. 4624
  22. 3481
  23. 9604
  24. 1156
  25. 8649
  26. 5329
  27. 4356
  28. 5184
  29. 324
  30. 2304
  31. 7569
  32. 4761
  33. 1936
  34. 576
  35. 8836
  36. 3721
  37. 961
  38. 9216
  39. 324
  40. 4624

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