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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 839 · 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. 1.81² =
  2. 2.76² =
  3. 3.67² =
  4. 4.75² =
  5. 5.93² =
  6. 6.73² =
  7. 7.64² =
  8. 8.79² =
  9. 9.73² =
  10. 10.16² =
  11. 11.19² =
  12. 12.31² =
  13. 13.45² =
  14. 14.62² =
  15. 15.13² =
  16. 16.92² =
  17. 17.18² =
  18. 18.78² =
  19. 19.62² =
  20. 20.99² =
  21. 21.16² =
  22. 22.73² =
  23. 23.53² =
  24. 24.54² =
  25. 25.72² =
  26. 26.86² =
  27. 27.34² =
  28. 28.82² =
  29. 29.31² =
  30. 30.49² =
  31. 31.99² =
  32. 32.91² =
  33. 33.21² =
  34. 34.57² =
  35. 35.91² =
  36. 36.51² =
  37. 37.93² =
  38. 38.56² =
  39. 39.21² =
  40. 40.18² =

Answer key

  1. 6561
  2. 5776
  3. 4489
  4. 5625
  5. 8649
  6. 5329
  7. 4096
  8. 6241
  9. 5329
  10. 256
  11. 361
  12. 961
  13. 2025
  14. 3844
  15. 169
  16. 8464
  17. 324
  18. 6084
  19. 3844
  20. 9801
  21. 256
  22. 5329
  23. 2809
  24. 2916
  25. 5184
  26. 7396
  27. 1156
  28. 6724
  29. 961
  30. 2401
  31. 9801
  32. 8281
  33. 441
  34. 3249
  35. 8281
  36. 2601
  37. 8649
  38. 3136
  39. 441
  40. 324

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