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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 657 · 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. 1.52² =
  2. 2.53² =
  3. 3.86² =
  4. 4.14² =
  5. 5.29² =
  6. 6.32² =
  7. 7.92² =
  8. 8.75² =
  9. 9.95² =
  10. 10.17² =
  11. 11.38² =
  12. 12.65² =
  13. 13.55² =
  14. 14.15² =
  15. 15.35² =
  16. 16.44² =
  17. 17.57² =
  18. 18.37² =
  19. 19.75² =
  20. 20.31² =
  21. 21.95² =
  22. 22.23² =
  23. 23.14² =
  24. 24.52² =
  25. 25.85² =
  26. 26.73² =
  27. 27.27² =
  28. 28.31² =
  29. 29.97² =
  30. 30.94² =
  31. 31.91² =
  32. 32.77² =
  33. 33.43² =
  34. 34.22² =
  35. 35.32² =
  36. 36.51² =
  37. 37.42² =
  38. 38.48² =
  39. 39.12² =
  40. 40.55² =

Answer key

  1. 2704
  2. 2809
  3. 7396
  4. 196
  5. 841
  6. 1024
  7. 8464
  8. 5625
  9. 9025
  10. 289
  11. 1444
  12. 4225
  13. 3025
  14. 225
  15. 1225
  16. 1936
  17. 3249
  18. 1369
  19. 5625
  20. 961
  21. 9025
  22. 529
  23. 196
  24. 2704
  25. 7225
  26. 5329
  27. 729
  28. 961
  29. 9409
  30. 8836
  31. 8281
  32. 5929
  33. 1849
  34. 484
  35. 1024
  36. 2601
  37. 1764
  38. 2304
  39. 144
  40. 3025

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