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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 82 · 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. 1.15² =
  2. 2.82² =
  3. 3.29² =
  4. 4.22² =
  5. 5.34² =
  6. 6.41² =
  7. 7.15² =
  8. 8.76² =
  9. 9.11² =
  10. 10.95² =
  11. 11.31² =
  12. 12.53² =
  13. 13.63² =
  14. 14.87² =
  15. 15.57² =
  16. 16.23² =
  17. 17.12² =
  18. 18.62² =
  19. 19.68² =
  20. 20.29² =
  21. 21.88² =
  22. 22.99² =
  23. 23.27² =
  24. 24.21² =
  25. 25.41² =
  26. 26.36² =
  27. 27.82² =
  28. 28.13² =
  29. 29.63² =
  30. 30.28² =
  31. 31.15² =
  32. 32.34² =
  33. 33.79² =
  34. 34.41² =
  35. 35.34² =
  36. 36.21² =
  37. 37.31² =
  38. 38.94² =
  39. 39.71² =
  40. 40.99² =

Answer key

  1. 225
  2. 6724
  3. 841
  4. 484
  5. 1156
  6. 1681
  7. 225
  8. 5776
  9. 121
  10. 9025
  11. 961
  12. 2809
  13. 3969
  14. 7569
  15. 3249
  16. 529
  17. 144
  18. 3844
  19. 4624
  20. 841
  21. 7744
  22. 9801
  23. 729
  24. 441
  25. 1681
  26. 1296
  27. 6724
  28. 169
  29. 3969
  30. 784
  31. 225
  32. 1156
  33. 6241
  34. 1681
  35. 1156
  36. 441
  37. 961
  38. 8836
  39. 5041
  40. 9801

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