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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 897 · 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. 1.23² =
  2. 2.31² =
  3. 3.55² =
  4. 4.91² =
  5. 5.99² =
  6. 6.91² =
  7. 7.26² =
  8. 8.82² =
  9. 9.23² =
  10. 10.11² =
  11. 11.85² =
  12. 12.65² =
  13. 13.59² =
  14. 14.74² =
  15. 15.57² =
  16. 16.33² =
  17. 17.34² =
  18. 18.55² =
  19. 19.55² =
  20. 20.82² =
  21. 21.92² =
  22. 22.49² =
  23. 23.35² =
  24. 24.53² =
  25. 25.24² =
  26. 26.84² =
  27. 27.19² =
  28. 28.59² =
  29. 29.42² =
  30. 30.74² =
  31. 31.12² =
  32. 32.77² =
  33. 33.79² =
  34. 34.46² =
  35. 35.94² =
  36. 36.83² =
  37. 37.98² =
  38. 38.22² =
  39. 39.32² =
  40. 40.41² =

Answer key

  1. 529
  2. 961
  3. 3025
  4. 8281
  5. 9801
  6. 8281
  7. 676
  8. 6724
  9. 529
  10. 121
  11. 7225
  12. 4225
  13. 3481
  14. 5476
  15. 3249
  16. 1089
  17. 1156
  18. 3025
  19. 3025
  20. 6724
  21. 8464
  22. 2401
  23. 1225
  24. 2809
  25. 576
  26. 7056
  27. 361
  28. 3481
  29. 1764
  30. 5476
  31. 144
  32. 5929
  33. 6241
  34. 2116
  35. 8836
  36. 6889
  37. 9604
  38. 484
  39. 1024
  40. 1681

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