← Squares of 2-digit numbers lesson New set →

Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 914 · 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. 1.27² =
  2. 2.81² =
  3. 3.81² =
  4. 4.43² =
  5. 5.99² =
  6. 6.31² =
  7. 7.35² =
  8. 8.47² =
  9. 9.31² =
  10. 10.21² =
  11. 11.33² =
  12. 12.51² =
  13. 13.95² =
  14. 14.34² =
  15. 15.98² =
  16. 16.19² =
  17. 17.81² =
  18. 18.64² =
  19. 19.41² =
  20. 20.38² =
  21. 21.17² =
  22. 22.33² =
  23. 23.93² =
  24. 24.19² =
  25. 25.41² =
  26. 26.61² =
  27. 27.64² =
  28. 28.89² =
  29. 29.63² =
  30. 30.51² =
  31. 31.66² =
  32. 32.54² =
  33. 33.28² =
  34. 34.66² =
  35. 35.68² =
  36. 36.17² =
  37. 37.13² =
  38. 38.23² =
  39. 39.85² =
  40. 40.78² =

Answer key

  1. 729
  2. 6561
  3. 6561
  4. 1849
  5. 9801
  6. 961
  7. 1225
  8. 2209
  9. 961
  10. 441
  11. 1089
  12. 2601
  13. 9025
  14. 1156
  15. 9604
  16. 361
  17. 6561
  18. 4096
  19. 1681
  20. 1444
  21. 289
  22. 1089
  23. 8649
  24. 361
  25. 1681
  26. 3721
  27. 4096
  28. 7921
  29. 3969
  30. 2601
  31. 4356
  32. 2916
  33. 784
  34. 4356
  35. 4624
  36. 289
  37. 169
  38. 529
  39. 7225
  40. 6084

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