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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 118 · 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. 1.79² =
  2. 2.62² =
  3. 3.59² =
  4. 4.99² =
  5. 5.35² =
  6. 6.64² =
  7. 7.25² =
  8. 8.75² =
  9. 9.66² =
  10. 10.48² =
  11. 11.93² =
  12. 12.59² =
  13. 13.11² =
  14. 14.77² =
  15. 15.63² =
  16. 16.59² =
  17. 17.45² =
  18. 18.34² =
  19. 19.21² =
  20. 20.63² =
  21. 21.12² =
  22. 22.81² =
  23. 23.81² =
  24. 24.35² =
  25. 25.93² =
  26. 26.51² =
  27. 27.53² =
  28. 28.59² =
  29. 29.31² =
  30. 30.97² =
  31. 31.49² =
  32. 32.95² =
  33. 33.28² =
  34. 34.65² =
  35. 35.51² =
  36. 36.31² =
  37. 37.26² =
  38. 38.83² =
  39. 39.82² =
  40. 40.38² =

Answer key

  1. 6241
  2. 3844
  3. 3481
  4. 9801
  5. 1225
  6. 4096
  7. 625
  8. 5625
  9. 4356
  10. 2304
  11. 8649
  12. 3481
  13. 121
  14. 5929
  15. 3969
  16. 3481
  17. 2025
  18. 1156
  19. 441
  20. 3969
  21. 144
  22. 6561
  23. 6561
  24. 1225
  25. 8649
  26. 2601
  27. 2809
  28. 3481
  29. 961
  30. 9409
  31. 2401
  32. 9025
  33. 784
  34. 4225
  35. 2601
  36. 961
  37. 676
  38. 6889
  39. 6724
  40. 1444

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