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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 301 · 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. 1.31² =
  2. 2.17² =
  3. 3.44² =
  4. 4.35² =
  5. 5.97² =
  6. 6.76² =
  7. 7.32² =
  8. 8.81² =
  9. 9.66² =
  10. 10.55² =
  11. 11.34² =
  12. 12.76² =
  13. 13.36² =
  14. 14.61² =
  15. 15.45² =
  16. 16.83² =
  17. 17.51² =
  18. 18.96² =
  19. 19.85² =
  20. 20.22² =
  21. 21.17² =
  22. 22.52² =
  23. 23.51² =
  24. 24.73² =
  25. 25.98² =
  26. 26.24² =
  27. 27.46² =
  28. 28.47² =
  29. 29.22² =
  30. 30.76² =
  31. 31.31² =
  32. 32.91² =
  33. 33.79² =
  34. 34.92² =
  35. 35.18² =
  36. 36.35² =
  37. 37.13² =
  38. 38.93² =
  39. 39.53² =
  40. 40.21² =

Answer key

  1. 961
  2. 289
  3. 1936
  4. 1225
  5. 9409
  6. 5776
  7. 1024
  8. 6561
  9. 4356
  10. 3025
  11. 1156
  12. 5776
  13. 1296
  14. 3721
  15. 2025
  16. 6889
  17. 2601
  18. 9216
  19. 7225
  20. 484
  21. 289
  22. 2704
  23. 2601
  24. 5329
  25. 9604
  26. 576
  27. 2116
  28. 2209
  29. 484
  30. 5776
  31. 961
  32. 8281
  33. 6241
  34. 8464
  35. 324
  36. 1225
  37. 169
  38. 8649
  39. 2809
  40. 441

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