← Squares of 2-digit numbers lesson New set →

Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 831 · 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. 1.51² =
  2. 2.29² =
  3. 3.71² =
  4. 4.61² =
  5. 5.27² =
  6. 6.71² =
  7. 7.51² =
  8. 8.86² =
  9. 9.41² =
  10. 10.16² =
  11. 11.48² =
  12. 12.91² =
  13. 13.87² =
  14. 14.63² =
  15. 15.38² =
  16. 16.34² =
  17. 17.31² =
  18. 18.41² =
  19. 19.11² =
  20. 20.89² =
  21. 21.27² =
  22. 22.16² =
  23. 23.55² =
  24. 24.85² =
  25. 25.53² =
  26. 26.17² =
  27. 27.96² =
  28. 28.53² =
  29. 29.92² =
  30. 30.76² =
  31. 31.66² =
  32. 32.41² =
  33. 33.12² =
  34. 34.93² =
  35. 35.33² =
  36. 36.28² =
  37. 37.49² =
  38. 38.21² =
  39. 39.26² =
  40. 40.61² =

Answer key

  1. 2601
  2. 841
  3. 5041
  4. 3721
  5. 729
  6. 5041
  7. 2601
  8. 7396
  9. 1681
  10. 256
  11. 2304
  12. 8281
  13. 7569
  14. 3969
  15. 1444
  16. 1156
  17. 961
  18. 1681
  19. 121
  20. 7921
  21. 729
  22. 256
  23. 3025
  24. 7225
  25. 2809
  26. 289
  27. 9216
  28. 2809
  29. 8464
  30. 5776
  31. 4356
  32. 1681
  33. 144
  34. 8649
  35. 1089
  36. 784
  37. 2401
  38. 441
  39. 676
  40. 3721

Free vedic maths lessons, practice and worksheets at talentjr.in/vedic-maths