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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 476 · 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. 1.72² =
  2. 2.71² =
  3. 3.19² =
  4. 4.61² =
  5. 5.96² =
  6. 6.15² =
  7. 7.22² =
  8. 8.27² =
  9. 9.56² =
  10. 10.65² =
  11. 11.45² =
  12. 12.24² =
  13. 13.45² =
  14. 14.73² =
  15. 15.17² =
  16. 16.91² =
  17. 17.91² =
  18. 18.18² =
  19. 19.18² =
  20. 20.79² =
  21. 21.85² =
  22. 22.31² =
  23. 23.62² =
  24. 24.32² =
  25. 25.18² =
  26. 26.85² =
  27. 27.71² =
  28. 28.71² =
  29. 29.33² =
  30. 30.21² =
  31. 31.33² =
  32. 32.31² =
  33. 33.79² =
  34. 34.85² =
  35. 35.27² =
  36. 36.22² =
  37. 37.11² =
  38. 38.81² =
  39. 39.68² =
  40. 40.84² =

Answer key

  1. 5184
  2. 5041
  3. 361
  4. 3721
  5. 9216
  6. 225
  7. 484
  8. 729
  9. 3136
  10. 4225
  11. 2025
  12. 576
  13. 2025
  14. 5329
  15. 289
  16. 8281
  17. 8281
  18. 324
  19. 324
  20. 6241
  21. 7225
  22. 961
  23. 3844
  24. 1024
  25. 324
  26. 7225
  27. 5041
  28. 5041
  29. 1089
  30. 441
  31. 1089
  32. 961
  33. 6241
  34. 7225
  35. 729
  36. 484
  37. 121
  38. 6561
  39. 4624
  40. 7056

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