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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 230 · 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. 1.33² =
  2. 2.74² =
  3. 3.31² =
  4. 4.35² =
  5. 5.53² =
  6. 6.79² =
  7. 7.47² =
  8. 8.34² =
  9. 9.93² =
  10. 10.72² =
  11. 11.41² =
  12. 12.82² =
  13. 13.28² =
  14. 14.26² =
  15. 15.54² =
  16. 16.56² =
  17. 17.63² =
  18. 18.29² =
  19. 19.19² =
  20. 20.11² =
  21. 21.61² =
  22. 22.97² =
  23. 23.79² =
  24. 24.38² =
  25. 25.91² =
  26. 26.71² =
  27. 27.38² =
  28. 28.18² =
  29. 29.41² =
  30. 30.46² =
  31. 31.54² =
  32. 32.26² =
  33. 33.98² =
  34. 34.79² =
  35. 35.88² =
  36. 36.41² =
  37. 37.23² =
  38. 38.18² =
  39. 39.53² =
  40. 40.15² =

Answer key

  1. 1089
  2. 5476
  3. 961
  4. 1225
  5. 2809
  6. 6241
  7. 2209
  8. 1156
  9. 8649
  10. 5184
  11. 1681
  12. 6724
  13. 784
  14. 676
  15. 2916
  16. 3136
  17. 3969
  18. 841
  19. 361
  20. 121
  21. 3721
  22. 9409
  23. 6241
  24. 1444
  25. 8281
  26. 5041
  27. 1444
  28. 324
  29. 1681
  30. 2116
  31. 2916
  32. 676
  33. 9604
  34. 6241
  35. 7744
  36. 1681
  37. 529
  38. 324
  39. 2809
  40. 225

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