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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 625 · 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. 1.45² =
  2. 2.75² =
  3. 3.76² =
  4. 4.84² =
  5. 5.68² =
  6. 6.24² =
  7. 7.71² =
  8. 8.73² =
  9. 9.46² =
  10. 10.79² =
  11. 11.69² =
  12. 12.49² =
  13. 13.91² =
  14. 14.11² =
  15. 15.62² =
  16. 16.76² =
  17. 17.73² =
  18. 18.27² =
  19. 19.22² =
  20. 20.47² =
  21. 21.12² =
  22. 22.17² =
  23. 23.55² =
  24. 24.55² =
  25. 25.69² =
  26. 26.73² =
  27. 27.58² =
  28. 28.27² =
  29. 29.35² =
  30. 30.18² =
  31. 31.84² =
  32. 32.59² =
  33. 33.18² =
  34. 34.15² =
  35. 35.98² =
  36. 36.65² =
  37. 37.29² =
  38. 38.77² =
  39. 39.92² =
  40. 40.17² =

Answer key

  1. 2025
  2. 5625
  3. 5776
  4. 7056
  5. 4624
  6. 576
  7. 5041
  8. 5329
  9. 2116
  10. 6241
  11. 4761
  12. 2401
  13. 8281
  14. 121
  15. 3844
  16. 5776
  17. 5329
  18. 729
  19. 484
  20. 2209
  21. 144
  22. 289
  23. 3025
  24. 3025
  25. 4761
  26. 5329
  27. 3364
  28. 729
  29. 1225
  30. 324
  31. 7056
  32. 3481
  33. 324
  34. 225
  35. 9604
  36. 4225
  37. 841
  38. 5929
  39. 8464
  40. 289

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