← Squares of 2-digit numbers lesson New set →

Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 490 · 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. 1.69² =
  2. 2.52² =
  3. 3.89² =
  4. 4.63² =
  5. 5.25² =
  6. 6.21² =
  7. 7.87² =
  8. 8.83² =
  9. 9.14² =
  10. 10.48² =
  11. 11.95² =
  12. 12.85² =
  13. 13.12² =
  14. 14.36² =
  15. 15.71² =
  16. 16.36² =
  17. 17.98² =
  18. 18.81² =
  19. 19.59² =
  20. 20.66² =
  21. 21.75² =
  22. 22.83² =
  23. 23.29² =
  24. 24.92² =
  25. 25.91² =
  26. 26.91² =
  27. 27.67² =
  28. 28.87² =
  29. 29.34² =
  30. 30.25² =
  31. 31.87² =
  32. 32.31² =
  33. 33.26² =
  34. 34.22² =
  35. 35.61² =
  36. 36.35² =
  37. 37.41² =
  38. 38.42² =
  39. 39.34² =
  40. 40.99² =

Answer key

  1. 4761
  2. 2704
  3. 7921
  4. 3969
  5. 625
  6. 441
  7. 7569
  8. 6889
  9. 196
  10. 2304
  11. 9025
  12. 7225
  13. 144
  14. 1296
  15. 5041
  16. 1296
  17. 9604
  18. 6561
  19. 3481
  20. 4356
  21. 5625
  22. 6889
  23. 841
  24. 8464
  25. 8281
  26. 8281
  27. 4489
  28. 7569
  29. 1156
  30. 625
  31. 7569
  32. 961
  33. 676
  34. 484
  35. 3721
  36. 1225
  37. 1681
  38. 1764
  39. 1156
  40. 9801

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