← Squares of 2-digit numbers lesson New set →

Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 841 · 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. 2.98² =
  3. 3.92² =
  4. 4.68² =
  5. 5.17² =
  6. 6.41² =
  7. 7.41² =
  8. 8.87² =
  9. 9.44² =
  10. 10.31² =
  11. 11.64² =
  12. 12.39² =
  13. 13.84² =
  14. 14.31² =
  15. 15.34² =
  16. 16.61² =
  17. 17.31² =
  18. 18.17² =
  19. 19.53² =
  20. 20.97² =
  21. 21.67² =
  22. 22.92² =
  23. 23.41² =
  24. 24.72² =
  25. 25.27² =
  26. 26.31² =
  27. 27.31² =
  28. 28.81² =
  29. 29.59² =
  30. 30.68² =
  31. 31.36² =
  32. 32.34² =
  33. 33.67² =
  34. 34.18² =
  35. 35.64² =
  36. 36.23² =
  37. 37.15² =
  38. 38.15² =
  39. 39.92² =
  40. 40.17² =

Answer key

  1. 6561
  2. 9604
  3. 8464
  4. 4624
  5. 289
  6. 1681
  7. 1681
  8. 7569
  9. 1936
  10. 961
  11. 4096
  12. 1521
  13. 7056
  14. 961
  15. 1156
  16. 3721
  17. 961
  18. 289
  19. 2809
  20. 9409
  21. 4489
  22. 8464
  23. 1681
  24. 5184
  25. 729
  26. 961
  27. 961
  28. 6561
  29. 3481
  30. 4624
  31. 1296
  32. 1156
  33. 4489
  34. 324
  35. 4096
  36. 529
  37. 225
  38. 225
  39. 8464
  40. 289

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