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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 795 · 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. 1.57² =
  2. 2.98² =
  3. 3.59² =
  4. 4.36² =
  5. 5.71² =
  6. 6.31² =
  7. 7.55² =
  8. 8.31² =
  9. 9.42² =
  10. 10.19² =
  11. 11.88² =
  12. 12.98² =
  13. 13.42² =
  14. 14.62² =
  15. 15.97² =
  16. 16.66² =
  17. 17.31² =
  18. 18.43² =
  19. 19.76² =
  20. 20.96² =
  21. 21.72² =
  22. 22.18² =
  23. 23.17² =
  24. 24.27² =
  25. 25.66² =
  26. 26.43² =
  27. 27.21² =
  28. 28.28² =
  29. 29.26² =
  30. 30.28² =
  31. 31.25² =
  32. 32.31² =
  33. 33.39² =
  34. 34.22² =
  35. 35.88² =
  36. 36.75² =
  37. 37.91² =
  38. 38.41² =
  39. 39.18² =
  40. 40.42² =

Answer key

  1. 3249
  2. 9604
  3. 3481
  4. 1296
  5. 5041
  6. 961
  7. 3025
  8. 961
  9. 1764
  10. 361
  11. 7744
  12. 9604
  13. 1764
  14. 3844
  15. 9409
  16. 4356
  17. 961
  18. 1849
  19. 5776
  20. 9216
  21. 5184
  22. 324
  23. 289
  24. 729
  25. 4356
  26. 1849
  27. 441
  28. 784
  29. 676
  30. 784
  31. 625
  32. 961
  33. 1521
  34. 484
  35. 7744
  36. 5625
  37. 8281
  38. 1681
  39. 324
  40. 1764

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