← Squares of 2-digit numbers lesson New set →

Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 778 · 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. 1.71² =
  2. 2.99² =
  3. 3.13² =
  4. 4.17² =
  5. 5.66² =
  6. 6.38² =
  7. 7.66² =
  8. 8.18² =
  9. 9.23² =
  10. 10.71² =
  11. 11.21² =
  12. 12.76² =
  13. 13.68² =
  14. 14.15² =
  15. 15.95² =
  16. 16.24² =
  17. 17.54² =
  18. 18.81² =
  19. 19.88² =
  20. 20.52² =
  21. 21.32² =
  22. 22.96² =
  23. 23.64² =
  24. 24.31² =
  25. 25.94² =
  26. 26.31² =
  27. 27.59² =
  28. 28.51² =
  29. 29.51² =
  30. 30.83² =
  31. 31.35² =
  32. 32.95² =
  33. 33.13² =
  34. 34.13² =
  35. 35.22² =
  36. 36.72² =
  37. 37.15² =
  38. 38.69² =
  39. 39.61² =
  40. 40.15² =

Answer key

  1. 5041
  2. 9801
  3. 169
  4. 289
  5. 4356
  6. 1444
  7. 4356
  8. 324
  9. 529
  10. 5041
  11. 441
  12. 5776
  13. 4624
  14. 225
  15. 9025
  16. 576
  17. 2916
  18. 6561
  19. 7744
  20. 2704
  21. 1024
  22. 9216
  23. 4096
  24. 961
  25. 8836
  26. 961
  27. 3481
  28. 2601
  29. 2601
  30. 6889
  31. 1225
  32. 9025
  33. 169
  34. 169
  35. 484
  36. 5184
  37. 225
  38. 4761
  39. 3721
  40. 225

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