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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 576 · 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. 2.41² =
  3. 3.89² =
  4. 4.38² =
  5. 5.86² =
  6. 6.45² =
  7. 7.94² =
  8. 8.21² =
  9. 9.83² =
  10. 10.64² =
  11. 11.21² =
  12. 12.56² =
  13. 13.15² =
  14. 14.37² =
  15. 15.41² =
  16. 16.92² =
  17. 17.97² =
  18. 18.68² =
  19. 19.25² =
  20. 20.37² =
  21. 21.18² =
  22. 22.36² =
  23. 23.51² =
  24. 24.24² =
  25. 25.42² =
  26. 26.91² =
  27. 27.28² =
  28. 28.51² =
  29. 29.35² =
  30. 30.41² =
  31. 31.13² =
  32. 32.83² =
  33. 33.84² =
  34. 34.16² =
  35. 35.17² =
  36. 36.76² =
  37. 37.35² =
  38. 38.69² =
  39. 39.37² =
  40. 40.28² =

Answer key

  1. 324
  2. 1681
  3. 7921
  4. 1444
  5. 7396
  6. 2025
  7. 8836
  8. 441
  9. 6889
  10. 4096
  11. 441
  12. 3136
  13. 225
  14. 1369
  15. 1681
  16. 8464
  17. 9409
  18. 4624
  19. 625
  20. 1369
  21. 324
  22. 1296
  23. 2601
  24. 576
  25. 1764
  26. 8281
  27. 784
  28. 2601
  29. 1225
  30. 1681
  31. 169
  32. 6889
  33. 7056
  34. 256
  35. 289
  36. 5776
  37. 1225
  38. 4761
  39. 1369
  40. 784

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