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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 334 · 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. 1.61² =
  2. 2.91² =
  3. 3.37² =
  4. 4.31² =
  5. 5.58² =
  6. 6.59² =
  7. 7.72² =
  8. 8.61² =
  9. 9.82² =
  10. 10.18² =
  11. 11.28² =
  12. 12.22² =
  13. 13.31² =
  14. 14.78² =
  15. 15.36² =
  16. 16.38² =
  17. 17.69² =
  18. 18.23² =
  19. 19.56² =
  20. 20.19² =
  21. 21.62² =
  22. 22.18² =
  23. 23.34² =
  24. 24.65² =
  25. 25.19² =
  26. 26.42² =
  27. 27.49² =
  28. 28.59² =
  29. 29.21² =
  30. 30.35² =
  31. 31.13² =
  32. 32.41² =
  33. 33.37² =
  34. 34.12² =
  35. 35.88² =
  36. 36.67² =
  37. 37.44² =
  38. 38.75² =
  39. 39.47² =
  40. 40.22² =

Answer key

  1. 3721
  2. 8281
  3. 1369
  4. 961
  5. 3364
  6. 3481
  7. 5184
  8. 3721
  9. 6724
  10. 324
  11. 784
  12. 484
  13. 961
  14. 6084
  15. 1296
  16. 1444
  17. 4761
  18. 529
  19. 3136
  20. 361
  21. 3844
  22. 324
  23. 1156
  24. 4225
  25. 361
  26. 1764
  27. 2401
  28. 3481
  29. 441
  30. 1225
  31. 169
  32. 1681
  33. 1369
  34. 144
  35. 7744
  36. 4489
  37. 1936
  38. 5625
  39. 2209
  40. 484

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