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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 32 · 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. 1.55² =
  2. 2.32² =
  3. 3.72² =
  4. 4.35² =
  5. 5.14² =
  6. 6.49² =
  7. 7.21² =
  8. 8.96² =
  9. 9.19² =
  10. 10.62² =
  11. 11.31² =
  12. 12.31² =
  13. 13.92² =
  14. 14.32² =
  15. 15.33² =
  16. 16.18² =
  17. 17.51² =
  18. 18.19² =
  19. 19.29² =
  20. 20.15² =
  21. 21.69² =
  22. 22.71² =
  23. 23.54² =
  24. 24.32² =
  25. 25.82² =
  26. 26.57² =
  27. 27.81² =
  28. 28.87² =
  29. 29.81² =
  30. 30.12² =
  31. 31.44² =
  32. 32.15² =
  33. 33.14² =
  34. 34.61² =
  35. 35.34² =
  36. 36.54² =
  37. 37.14² =
  38. 38.31² =
  39. 39.82² =
  40. 40.11² =

Answer key

  1. 3025
  2. 1024
  3. 5184
  4. 1225
  5. 196
  6. 2401
  7. 441
  8. 9216
  9. 361
  10. 3844
  11. 961
  12. 961
  13. 8464
  14. 1024
  15. 1089
  16. 324
  17. 2601
  18. 361
  19. 841
  20. 225
  21. 4761
  22. 5041
  23. 2916
  24. 1024
  25. 6724
  26. 3249
  27. 6561
  28. 7569
  29. 6561
  30. 144
  31. 1936
  32. 225
  33. 196
  34. 3721
  35. 1156
  36. 2916
  37. 196
  38. 961
  39. 6724
  40. 121

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