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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 432 · 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. 1.64² =
  2. 2.32² =
  3. 3.82² =
  4. 4.75² =
  5. 5.41² =
  6. 6.47² =
  7. 7.62² =
  8. 8.78² =
  9. 9.92² =
  10. 10.33² =
  11. 11.62² =
  12. 12.82² =
  13. 13.34² =
  14. 14.22² =
  15. 15.32² =
  16. 16.98² =
  17. 17.43² =
  18. 18.74² =
  19. 19.21² =
  20. 20.67² =
  21. 21.51² =
  22. 22.25² =
  23. 23.61² =
  24. 24.47² =
  25. 25.89² =
  26. 26.53² =
  27. 27.14² =
  28. 28.85² =
  29. 29.36² =
  30. 30.35² =
  31. 31.19² =
  32. 32.22² =
  33. 33.87² =
  34. 34.92² =
  35. 35.95² =
  36. 36.76² =
  37. 37.76² =
  38. 38.15² =
  39. 39.45² =
  40. 40.21² =

Answer key

  1. 4096
  2. 1024
  3. 6724
  4. 5625
  5. 1681
  6. 2209
  7. 3844
  8. 6084
  9. 8464
  10. 1089
  11. 3844
  12. 6724
  13. 1156
  14. 484
  15. 1024
  16. 9604
  17. 1849
  18. 5476
  19. 441
  20. 4489
  21. 2601
  22. 625
  23. 3721
  24. 2209
  25. 7921
  26. 2809
  27. 196
  28. 7225
  29. 1296
  30. 1225
  31. 361
  32. 484
  33. 7569
  34. 8464
  35. 9025
  36. 5776
  37. 5776
  38. 225
  39. 2025
  40. 441

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