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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 543 · 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. 1.18² =
  2. 2.31² =
  3. 3.72² =
  4. 4.61² =
  5. 5.93² =
  6. 6.59² =
  7. 7.81² =
  8. 8.13² =
  9. 9.22² =
  10. 10.48² =
  11. 11.72² =
  12. 12.21² =
  13. 13.75² =
  14. 14.69² =
  15. 15.55² =
  16. 16.41² =
  17. 17.84² =
  18. 18.31² =
  19. 19.22² =
  20. 20.84² =
  21. 21.19² =
  22. 22.79² =
  23. 23.82² =
  24. 24.49² =
  25. 25.88² =
  26. 26.92² =
  27. 27.64² =
  28. 28.96² =
  29. 29.76² =
  30. 30.26² =
  31. 31.68² =
  32. 32.62² =
  33. 33.95² =
  34. 34.82² =
  35. 35.44² =
  36. 36.47² =
  37. 37.31² =
  38. 38.69² =
  39. 39.31² =
  40. 40.74² =

Answer key

  1. 324
  2. 961
  3. 5184
  4. 3721
  5. 8649
  6. 3481
  7. 6561
  8. 169
  9. 484
  10. 2304
  11. 5184
  12. 441
  13. 5625
  14. 4761
  15. 3025
  16. 1681
  17. 7056
  18. 961
  19. 484
  20. 7056
  21. 361
  22. 6241
  23. 6724
  24. 2401
  25. 7744
  26. 8464
  27. 4096
  28. 9216
  29. 5776
  30. 676
  31. 4624
  32. 3844
  33. 9025
  34. 6724
  35. 1936
  36. 2209
  37. 961
  38. 4761
  39. 961
  40. 5476

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