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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 514 · 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. 1.35² =
  2. 2.53² =
  3. 3.35² =
  4. 4.98² =
  5. 5.61² =
  6. 6.49² =
  7. 7.23² =
  8. 8.59² =
  9. 9.53² =
  10. 10.26² =
  11. 11.16² =
  12. 12.55² =
  13. 13.99² =
  14. 14.93² =
  15. 15.31² =
  16. 16.54² =
  17. 17.35² =
  18. 18.61² =
  19. 19.32² =
  20. 20.56² =
  21. 21.99² =
  22. 22.76² =
  23. 23.45² =
  24. 24.12² =
  25. 25.97² =
  26. 26.65² =
  27. 27.34² =
  28. 28.82² =
  29. 29.93² =
  30. 30.92² =
  31. 31.14² =
  32. 32.61² =
  33. 33.22² =
  34. 34.96² =
  35. 35.14² =
  36. 36.24² =
  37. 37.46² =
  38. 38.99² =
  39. 39.61² =
  40. 40.59² =

Answer key

  1. 1225
  2. 2809
  3. 1225
  4. 9604
  5. 3721
  6. 2401
  7. 529
  8. 3481
  9. 2809
  10. 676
  11. 256
  12. 3025
  13. 9801
  14. 8649
  15. 961
  16. 2916
  17. 1225
  18. 3721
  19. 1024
  20. 3136
  21. 9801
  22. 5776
  23. 2025
  24. 144
  25. 9409
  26. 4225
  27. 1156
  28. 6724
  29. 8649
  30. 8464
  31. 196
  32. 3721
  33. 484
  34. 9216
  35. 196
  36. 576
  37. 2116
  38. 9801
  39. 3721
  40. 3481

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