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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 41 · 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. 1.32² =
  2. 2.55² =
  3. 3.65² =
  4. 4.22² =
  5. 5.78² =
  6. 6.61² =
  7. 7.44² =
  8. 8.93² =
  9. 9.41² =
  10. 10.56² =
  11. 11.64² =
  12. 12.19² =
  13. 13.15² =
  14. 14.93² =
  15. 15.25² =
  16. 16.58² =
  17. 17.78² =
  18. 18.22² =
  19. 19.33² =
  20. 20.79² =
  21. 21.81² =
  22. 22.86² =
  23. 23.94² =
  24. 24.15² =
  25. 25.43² =
  26. 26.31² =
  27. 27.95² =
  28. 28.39² =
  29. 29.88² =
  30. 30.86² =
  31. 31.62² =
  32. 32.35² =
  33. 33.55² =
  34. 34.65² =
  35. 35.75² =
  36. 36.81² =
  37. 37.37² =
  38. 38.15² =
  39. 39.13² =
  40. 40.51² =

Answer key

  1. 1024
  2. 3025
  3. 4225
  4. 484
  5. 6084
  6. 3721
  7. 1936
  8. 8649
  9. 1681
  10. 3136
  11. 4096
  12. 361
  13. 225
  14. 8649
  15. 625
  16. 3364
  17. 6084
  18. 484
  19. 1089
  20. 6241
  21. 6561
  22. 7396
  23. 8836
  24. 225
  25. 1849
  26. 961
  27. 9025
  28. 1521
  29. 7744
  30. 7396
  31. 3844
  32. 1225
  33. 3025
  34. 4225
  35. 5625
  36. 6561
  37. 1369
  38. 225
  39. 169
  40. 2601

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