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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 967 · 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. 2.61² =
  3. 3.93² =
  4. 4.36² =
  5. 5.73² =
  6. 6.48² =
  7. 7.15² =
  8. 8.42² =
  9. 9.17² =
  10. 10.52² =
  11. 11.93² =
  12. 12.83² =
  13. 13.21² =
  14. 14.83² =
  15. 15.63² =
  16. 16.91² =
  17. 17.76² =
  18. 18.67² =
  19. 19.41² =
  20. 20.22² =
  21. 21.17² =
  22. 22.51² =
  23. 23.92² =
  24. 24.26² =
  25. 25.21² =
  26. 26.25² =
  27. 27.81² =
  28. 28.61² =
  29. 29.98² =
  30. 30.41² =
  31. 31.81² =
  32. 32.49² =
  33. 33.27² =
  34. 34.53² =
  35. 35.51² =
  36. 36.39² =
  37. 37.95² =
  38. 38.31² =
  39. 39.74² =
  40. 40.79² =

Answer key

  1. 2704
  2. 3721
  3. 8649
  4. 1296
  5. 5329
  6. 2304
  7. 225
  8. 1764
  9. 289
  10. 2704
  11. 8649
  12. 6889
  13. 441
  14. 6889
  15. 3969
  16. 8281
  17. 5776
  18. 4489
  19. 1681
  20. 484
  21. 289
  22. 2601
  23. 8464
  24. 676
  25. 441
  26. 625
  27. 6561
  28. 3721
  29. 9604
  30. 1681
  31. 6561
  32. 2401
  33. 729
  34. 2809
  35. 2601
  36. 1521
  37. 9025
  38. 961
  39. 5476
  40. 6241

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