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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 935 · 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. 1.99² =
  2. 2.85² =
  3. 3.61² =
  4. 4.25² =
  5. 5.99² =
  6. 6.68² =
  7. 7.21² =
  8. 8.25² =
  9. 9.65² =
  10. 10.95² =
  11. 11.95² =
  12. 12.66² =
  13. 13.74² =
  14. 14.41² =
  15. 15.51² =
  16. 16.11² =
  17. 17.28² =
  18. 18.81² =
  19. 19.72² =
  20. 20.82² =
  21. 21.32² =
  22. 22.15² =
  23. 23.12² =
  24. 24.48² =
  25. 25.34² =
  26. 26.95² =
  27. 27.32² =
  28. 28.38² =
  29. 29.51² =
  30. 30.53² =
  31. 31.96² =
  32. 32.27² =
  33. 33.41² =
  34. 34.86² =
  35. 35.27² =
  36. 36.31² =
  37. 37.56² =
  38. 38.12² =
  39. 39.31² =
  40. 40.81² =

Answer key

  1. 9801
  2. 7225
  3. 3721
  4. 625
  5. 9801
  6. 4624
  7. 441
  8. 625
  9. 4225
  10. 9025
  11. 9025
  12. 4356
  13. 5476
  14. 1681
  15. 2601
  16. 121
  17. 784
  18. 6561
  19. 5184
  20. 6724
  21. 1024
  22. 225
  23. 144
  24. 2304
  25. 1156
  26. 9025
  27. 1024
  28. 1444
  29. 2601
  30. 2809
  31. 9216
  32. 729
  33. 1681
  34. 7396
  35. 729
  36. 961
  37. 3136
  38. 144
  39. 961
  40. 6561

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