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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 456 · 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. 1.92² =
  2. 2.32² =
  3. 3.19² =
  4. 4.66² =
  5. 5.86² =
  6. 6.54² =
  7. 7.66² =
  8. 8.31² =
  9. 9.46² =
  10. 10.96² =
  11. 11.21² =
  12. 12.18² =
  13. 13.37² =
  14. 14.35² =
  15. 15.84² =
  16. 16.48² =
  17. 17.32² =
  18. 18.26² =
  19. 19.59² =
  20. 20.62² =
  21. 21.13² =
  22. 22.48² =
  23. 23.65² =
  24. 24.39² =
  25. 25.43² =
  26. 26.29² =
  27. 27.68² =
  28. 28.53² =
  29. 29.13² =
  30. 30.51² =
  31. 31.99² =
  32. 32.37² =
  33. 33.36² =
  34. 34.46² =
  35. 35.66² =
  36. 36.34² =
  37. 37.47² =
  38. 38.41² =
  39. 39.58² =
  40. 40.81² =

Answer key

  1. 8464
  2. 1024
  3. 361
  4. 4356
  5. 7396
  6. 2916
  7. 4356
  8. 961
  9. 2116
  10. 9216
  11. 441
  12. 324
  13. 1369
  14. 1225
  15. 7056
  16. 2304
  17. 1024
  18. 676
  19. 3481
  20. 3844
  21. 169
  22. 2304
  23. 4225
  24. 1521
  25. 1849
  26. 841
  27. 4624
  28. 2809
  29. 169
  30. 2601
  31. 9801
  32. 1369
  33. 1296
  34. 2116
  35. 4356
  36. 1156
  37. 2209
  38. 1681
  39. 3364
  40. 6561

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