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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 746 · 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. 1.78² =
  2. 2.98² =
  3. 3.65² =
  4. 4.97² =
  5. 5.52² =
  6. 6.51² =
  7. 7.81² =
  8. 8.77² =
  9. 9.21² =
  10. 10.19² =
  11. 11.76² =
  12. 12.75² =
  13. 13.31² =
  14. 14.92² =
  15. 15.24² =
  16. 16.52² =
  17. 17.83² =
  18. 18.63² =
  19. 19.79² =
  20. 20.17² =
  21. 21.61² =
  22. 22.76² =
  23. 23.61² =
  24. 24.94² =
  25. 25.51² =
  26. 26.86² =
  27. 27.58² =
  28. 28.88² =
  29. 29.66² =
  30. 30.51² =
  31. 31.16² =
  32. 32.17² =
  33. 33.46² =
  34. 34.51² =
  35. 35.72² =
  36. 36.99² =
  37. 37.22² =
  38. 38.55² =
  39. 39.84² =
  40. 40.81² =

Answer key

  1. 6084
  2. 9604
  3. 4225
  4. 9409
  5. 2704
  6. 2601
  7. 6561
  8. 5929
  9. 441
  10. 361
  11. 5776
  12. 5625
  13. 961
  14. 8464
  15. 576
  16. 2704
  17. 6889
  18. 3969
  19. 6241
  20. 289
  21. 3721
  22. 5776
  23. 3721
  24. 8836
  25. 2601
  26. 7396
  27. 3364
  28. 7744
  29. 4356
  30. 2601
  31. 256
  32. 289
  33. 2116
  34. 2601
  35. 5184
  36. 9801
  37. 484
  38. 3025
  39. 7056
  40. 6561

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