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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 952 · 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. 1.54² =
  2. 2.51² =
  3. 3.97² =
  4. 4.33² =
  5. 5.58² =
  6. 6.61² =
  7. 7.51² =
  8. 8.68² =
  9. 9.64² =
  10. 10.13² =
  11. 11.23² =
  12. 12.54² =
  13. 13.56² =
  14. 14.43² =
  15. 15.77² =
  16. 16.62² =
  17. 17.93² =
  18. 18.23² =
  19. 19.53² =
  20. 20.57² =
  21. 21.36² =
  22. 22.77² =
  23. 23.17² =
  24. 24.95² =
  25. 25.38² =
  26. 26.42² =
  27. 27.95² =
  28. 28.13² =
  29. 29.76² =
  30. 30.55² =
  31. 31.73² =
  32. 32.99² =
  33. 33.31² =
  34. 34.75² =
  35. 35.31² =
  36. 36.89² =
  37. 37.89² =
  38. 38.81² =
  39. 39.49² =
  40. 40.18² =

Answer key

  1. 2916
  2. 2601
  3. 9409
  4. 1089
  5. 3364
  6. 3721
  7. 2601
  8. 4624
  9. 4096
  10. 169
  11. 529
  12. 2916
  13. 3136
  14. 1849
  15. 5929
  16. 3844
  17. 8649
  18. 529
  19. 2809
  20. 3249
  21. 1296
  22. 5929
  23. 289
  24. 9025
  25. 1444
  26. 1764
  27. 9025
  28. 169
  29. 5776
  30. 3025
  31. 5329
  32. 9801
  33. 961
  34. 5625
  35. 961
  36. 7921
  37. 7921
  38. 6561
  39. 2401
  40. 324

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