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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 560 · 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. 1.16² =
  2. 2.41² =
  3. 3.22² =
  4. 4.28² =
  5. 5.69² =
  6. 6.34² =
  7. 7.58² =
  8. 8.66² =
  9. 9.53² =
  10. 10.48² =
  11. 11.85² =
  12. 12.11² =
  13. 13.65² =
  14. 14.35² =
  15. 15.56² =
  16. 16.27² =
  17. 17.97² =
  18. 18.88² =
  19. 19.12² =
  20. 20.12² =
  21. 21.19² =
  22. 22.88² =
  23. 23.95² =
  24. 24.26² =
  25. 25.57² =
  26. 26.35² =
  27. 27.65² =
  28. 28.27² =
  29. 29.61² =
  30. 30.41² =
  31. 31.28² =
  32. 32.96² =
  33. 33.93² =
  34. 34.57² =
  35. 35.36² =
  36. 36.72² =
  37. 37.61² =
  38. 38.72² =
  39. 39.29² =
  40. 40.76² =

Answer key

  1. 256
  2. 1681
  3. 484
  4. 784
  5. 4761
  6. 1156
  7. 3364
  8. 4356
  9. 2809
  10. 2304
  11. 7225
  12. 121
  13. 4225
  14. 1225
  15. 3136
  16. 729
  17. 9409
  18. 7744
  19. 144
  20. 144
  21. 361
  22. 7744
  23. 9025
  24. 676
  25. 3249
  26. 1225
  27. 4225
  28. 729
  29. 3721
  30. 1681
  31. 784
  32. 9216
  33. 8649
  34. 3249
  35. 1296
  36. 5184
  37. 3721
  38. 5184
  39. 841
  40. 5776

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