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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 639 · 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. 1.36² =
  2. 2.22² =
  3. 3.11² =
  4. 4.78² =
  5. 5.77² =
  6. 6.75² =
  7. 7.44² =
  8. 8.59² =
  9. 9.46² =
  10. 10.93² =
  11. 11.52² =
  12. 12.81² =
  13. 13.46² =
  14. 14.59² =
  15. 15.76² =
  16. 16.28² =
  17. 17.65² =
  18. 18.73² =
  19. 19.36² =
  20. 20.86² =
  21. 21.39² =
  22. 22.58² =
  23. 23.92² =
  24. 24.15² =
  25. 25.96² =
  26. 26.31² =
  27. 27.21² =
  28. 28.98² =
  29. 29.64² =
  30. 30.76² =
  31. 31.54² =
  32. 32.54² =
  33. 33.83² =
  34. 34.71² =
  35. 35.79² =
  36. 36.39² =
  37. 37.81² =
  38. 38.21² =
  39. 39.98² =
  40. 40.33² =

Answer key

  1. 1296
  2. 484
  3. 121
  4. 6084
  5. 5929
  6. 5625
  7. 1936
  8. 3481
  9. 2116
  10. 8649
  11. 2704
  12. 6561
  13. 2116
  14. 3481
  15. 5776
  16. 784
  17. 4225
  18. 5329
  19. 1296
  20. 7396
  21. 1521
  22. 3364
  23. 8464
  24. 225
  25. 9216
  26. 961
  27. 441
  28. 9604
  29. 4096
  30. 5776
  31. 2916
  32. 2916
  33. 6889
  34. 5041
  35. 6241
  36. 1521
  37. 6561
  38. 441
  39. 9604
  40. 1089

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