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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 463 · 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. 1.74² =
  2. 2.85² =
  3. 3.26² =
  4. 4.34² =
  5. 5.71² =
  6. 6.88² =
  7. 7.64² =
  8. 8.55² =
  9. 9.81² =
  10. 10.32² =
  11. 11.52² =
  12. 12.66² =
  13. 13.42² =
  14. 14.55² =
  15. 15.53² =
  16. 16.59² =
  17. 17.19² =
  18. 18.66² =
  19. 19.92² =
  20. 20.23² =
  21. 21.28² =
  22. 22.21² =
  23. 23.69² =
  24. 24.72² =
  25. 25.41² =
  26. 26.22² =
  27. 27.67² =
  28. 28.31² =
  29. 29.89² =
  30. 30.92² =
  31. 31.62² =
  32. 32.31² =
  33. 33.21² =
  34. 34.19² =
  35. 35.56² =
  36. 36.65² =
  37. 37.31² =
  38. 38.22² =
  39. 39.38² =
  40. 40.24² =

Answer key

  1. 5476
  2. 7225
  3. 676
  4. 1156
  5. 5041
  6. 7744
  7. 4096
  8. 3025
  9. 6561
  10. 1024
  11. 2704
  12. 4356
  13. 1764
  14. 3025
  15. 2809
  16. 3481
  17. 361
  18. 4356
  19. 8464
  20. 529
  21. 784
  22. 441
  23. 4761
  24. 5184
  25. 1681
  26. 484
  27. 4489
  28. 961
  29. 7921
  30. 8464
  31. 3844
  32. 961
  33. 441
  34. 361
  35. 3136
  36. 4225
  37. 961
  38. 484
  39. 1444
  40. 576

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