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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 827 · 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. 1.51² =
  2. 2.99² =
  3. 3.18² =
  4. 4.22² =
  5. 5.61² =
  6. 6.43² =
  7. 7.94² =
  8. 8.49² =
  9. 9.97² =
  10. 10.69² =
  11. 11.27² =
  12. 12.51² =
  13. 13.94² =
  14. 14.14² =
  15. 15.46² =
  16. 16.92² =
  17. 17.14² =
  18. 18.74² =
  19. 19.11² =
  20. 20.42² =
  21. 21.21² =
  22. 22.91² =
  23. 23.45² =
  24. 24.32² =
  25. 25.33² =
  26. 26.11² =
  27. 27.48² =
  28. 28.59² =
  29. 29.31² =
  30. 30.94² =
  31. 31.21² =
  32. 32.96² =
  33. 33.54² =
  34. 34.36² =
  35. 35.31² =
  36. 36.96² =
  37. 37.36² =
  38. 38.52² =
  39. 39.46² =
  40. 40.94² =

Answer key

  1. 2601
  2. 9801
  3. 324
  4. 484
  5. 3721
  6. 1849
  7. 8836
  8. 2401
  9. 9409
  10. 4761
  11. 729
  12. 2601
  13. 8836
  14. 196
  15. 2116
  16. 8464
  17. 196
  18. 5476
  19. 121
  20. 1764
  21. 441
  22. 8281
  23. 2025
  24. 1024
  25. 1089
  26. 121
  27. 2304
  28. 3481
  29. 961
  30. 8836
  31. 441
  32. 9216
  33. 2916
  34. 1296
  35. 961
  36. 9216
  37. 1296
  38. 2704
  39. 2116
  40. 8836

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