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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 963 · 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. 1.58² =
  2. 2.93² =
  3. 3.73² =
  4. 4.95² =
  5. 5.36² =
  6. 6.28² =
  7. 7.19² =
  8. 8.73² =
  9. 9.91² =
  10. 10.74² =
  11. 11.59² =
  12. 12.51² =
  13. 13.23² =
  14. 14.59² =
  15. 15.59² =
  16. 16.77² =
  17. 17.22² =
  18. 18.46² =
  19. 19.34² =
  20. 20.82² =
  21. 21.15² =
  22. 22.82² =
  23. 23.73² =
  24. 24.66² =
  25. 25.27² =
  26. 26.81² =
  27. 27.31² =
  28. 28.67² =
  29. 29.96² =
  30. 30.41² =
  31. 31.13² =
  32. 32.71² =
  33. 33.36² =
  34. 34.64² =
  35. 35.72² =
  36. 36.75² =
  37. 37.93² =
  38. 38.79² =
  39. 39.85² =
  40. 40.57² =

Answer key

  1. 3364
  2. 8649
  3. 5329
  4. 9025
  5. 1296
  6. 784
  7. 361
  8. 5329
  9. 8281
  10. 5476
  11. 3481
  12. 2601
  13. 529
  14. 3481
  15. 3481
  16. 5929
  17. 484
  18. 2116
  19. 1156
  20. 6724
  21. 225
  22. 6724
  23. 5329
  24. 4356
  25. 729
  26. 6561
  27. 961
  28. 4489
  29. 9216
  30. 1681
  31. 169
  32. 5041
  33. 1296
  34. 4096
  35. 5184
  36. 5625
  37. 8649
  38. 6241
  39. 7225
  40. 3249

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