← Squares of 2-digit numbers lesson New set →

Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 79 · 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. 1.83² =
  2. 2.15² =
  3. 3.43² =
  4. 4.21² =
  5. 5.71² =
  6. 6.87² =
  7. 7.77² =
  8. 8.34² =
  9. 9.87² =
  10. 10.61² =
  11. 11.48² =
  12. 12.95² =
  13. 13.74² =
  14. 14.92² =
  15. 15.95² =
  16. 16.65² =
  17. 17.37² =
  18. 18.89² =
  19. 19.82² =
  20. 20.33² =
  21. 21.23² =
  22. 22.87² =
  23. 23.69² =
  24. 24.93² =
  25. 25.85² =
  26. 26.46² =
  27. 27.67² =
  28. 28.31² =
  29. 29.79² =
  30. 30.36² =
  31. 31.75² =
  32. 32.65² =
  33. 33.24² =
  34. 34.41² =
  35. 35.96² =
  36. 36.58² =
  37. 37.13² =
  38. 38.26² =
  39. 39.26² =
  40. 40.91² =

Answer key

  1. 6889
  2. 225
  3. 1849
  4. 441
  5. 5041
  6. 7569
  7. 5929
  8. 1156
  9. 7569
  10. 3721
  11. 2304
  12. 9025
  13. 5476
  14. 8464
  15. 9025
  16. 4225
  17. 1369
  18. 7921
  19. 6724
  20. 1089
  21. 529
  22. 7569
  23. 4761
  24. 8649
  25. 7225
  26. 2116
  27. 4489
  28. 961
  29. 6241
  30. 1296
  31. 5625
  32. 4225
  33. 576
  34. 1681
  35. 9216
  36. 3364
  37. 169
  38. 676
  39. 676
  40. 8281

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