← Squares of 2-digit numbers lesson New set →

Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 847 · 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. 1.79² =
  2. 2.84² =
  3. 3.52² =
  4. 4.55² =
  5. 5.68² =
  6. 6.32² =
  7. 7.32² =
  8. 8.33² =
  9. 9.91² =
  10. 10.35² =
  11. 11.27² =
  12. 12.54² =
  13. 13.49² =
  14. 14.26² =
  15. 15.49² =
  16. 16.34² =
  17. 17.51² =
  18. 18.42² =
  19. 19.82² =
  20. 20.75² =
  21. 21.37² =
  22. 22.95² =
  23. 23.99² =
  24. 24.31² =
  25. 25.99² =
  26. 26.21² =
  27. 27.51² =
  28. 28.27² =
  29. 29.76² =
  30. 30.39² =
  31. 31.64² =
  32. 32.28² =
  33. 33.24² =
  34. 34.31² =
  35. 35.23² =
  36. 36.15² =
  37. 37.65² =
  38. 38.83² =
  39. 39.72² =
  40. 40.95² =

Answer key

  1. 6241
  2. 7056
  3. 2704
  4. 3025
  5. 4624
  6. 1024
  7. 1024
  8. 1089
  9. 8281
  10. 1225
  11. 729
  12. 2916
  13. 2401
  14. 676
  15. 2401
  16. 1156
  17. 2601
  18. 1764
  19. 6724
  20. 5625
  21. 1369
  22. 9025
  23. 9801
  24. 961
  25. 9801
  26. 441
  27. 2601
  28. 729
  29. 5776
  30. 1521
  31. 4096
  32. 784
  33. 576
  34. 961
  35. 529
  36. 225
  37. 4225
  38. 6889
  39. 5184
  40. 9025

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