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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 587 · 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. 1.22² =
  2. 2.18² =
  3. 3.11² =
  4. 4.75² =
  5. 5.33² =
  6. 6.11² =
  7. 7.31² =
  8. 8.33² =
  9. 9.49² =
  10. 10.61² =
  11. 11.64² =
  12. 12.41² =
  13. 13.99² =
  14. 14.62² =
  15. 15.87² =
  16. 16.47² =
  17. 17.43² =
  18. 18.54² =
  19. 19.94² =
  20. 20.95² =
  21. 21.41² =
  22. 22.66² =
  23. 23.11² =
  24. 24.75² =
  25. 25.91² =
  26. 26.22² =
  27. 27.68² =
  28. 28.87² =
  29. 29.15² =
  30. 30.31² =
  31. 31.19² =
  32. 32.45² =
  33. 33.68² =
  34. 34.18² =
  35. 35.22² =
  36. 36.91² =
  37. 37.43² =
  38. 38.86² =
  39. 39.25² =
  40. 40.64² =

Answer key

  1. 484
  2. 324
  3. 121
  4. 5625
  5. 1089
  6. 121
  7. 961
  8. 1089
  9. 2401
  10. 3721
  11. 4096
  12. 1681
  13. 9801
  14. 3844
  15. 7569
  16. 2209
  17. 1849
  18. 2916
  19. 8836
  20. 9025
  21. 1681
  22. 4356
  23. 121
  24. 5625
  25. 8281
  26. 484
  27. 4624
  28. 7569
  29. 225
  30. 961
  31. 361
  32. 2025
  33. 4624
  34. 324
  35. 484
  36. 8281
  37. 1849
  38. 7396
  39. 625
  40. 4096

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