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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 324 · 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. 1.65² =
  2. 2.34² =
  3. 3.84² =
  4. 4.85² =
  5. 5.27² =
  6. 6.12² =
  7. 7.87² =
  8. 8.16² =
  9. 9.41² =
  10. 10.22² =
  11. 11.13² =
  12. 12.79² =
  13. 13.42² =
  14. 14.69² =
  15. 15.15² =
  16. 16.64² =
  17. 17.83² =
  18. 18.76² =
  19. 19.52² =
  20. 20.81² =
  21. 21.23² =
  22. 22.36² =
  23. 23.18² =
  24. 24.51² =
  25. 25.34² =
  26. 26.81² =
  27. 27.51² =
  28. 28.11² =
  29. 29.68² =
  30. 30.91² =
  31. 31.81² =
  32. 32.56² =
  33. 33.57² =
  34. 34.83² =
  35. 35.13² =
  36. 36.96² =
  37. 37.71² =
  38. 38.86² =
  39. 39.53² =
  40. 40.37² =

Answer key

  1. 4225
  2. 1156
  3. 7056
  4. 7225
  5. 729
  6. 144
  7. 7569
  8. 256
  9. 1681
  10. 484
  11. 169
  12. 6241
  13. 1764
  14. 4761
  15. 225
  16. 4096
  17. 6889
  18. 5776
  19. 2704
  20. 6561
  21. 529
  22. 1296
  23. 324
  24. 2601
  25. 1156
  26. 6561
  27. 2601
  28. 121
  29. 4624
  30. 8281
  31. 6561
  32. 3136
  33. 3249
  34. 6889
  35. 169
  36. 9216
  37. 5041
  38. 7396
  39. 2809
  40. 1369

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