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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 548 · 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. 2.64² =
  3. 3.79² =
  4. 4.77² =
  5. 5.31² =
  6. 6.45² =
  7. 7.23² =
  8. 8.34² =
  9. 9.39² =
  10. 10.36² =
  11. 11.17² =
  12. 12.25² =
  13. 13.99² =
  14. 14.23² =
  15. 15.91² =
  16. 16.41² =
  17. 17.84² =
  18. 18.13² =
  19. 19.96² =
  20. 20.16² =
  21. 21.27² =
  22. 22.55² =
  23. 23.14² =
  24. 24.83² =
  25. 25.22² =
  26. 26.49² =
  27. 27.38² =
  28. 28.86² =
  29. 29.91² =
  30. 30.64² =
  31. 31.31² =
  32. 32.61² =
  33. 33.79² =
  34. 34.11² =
  35. 35.19² =
  36. 36.35² =
  37. 37.99² =
  38. 38.29² =
  39. 39.83² =
  40. 40.16² =

Answer key

  1. 1024
  2. 4096
  3. 6241
  4. 5929
  5. 961
  6. 2025
  7. 529
  8. 1156
  9. 1521
  10. 1296
  11. 289
  12. 625
  13. 9801
  14. 529
  15. 8281
  16. 1681
  17. 7056
  18. 169
  19. 9216
  20. 256
  21. 729
  22. 3025
  23. 196
  24. 6889
  25. 484
  26. 2401
  27. 1444
  28. 7396
  29. 8281
  30. 4096
  31. 961
  32. 3721
  33. 6241
  34. 121
  35. 361
  36. 1225
  37. 9801
  38. 841
  39. 6889
  40. 256

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