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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 633 · 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. 1.43² =
  2. 2.71² =
  3. 3.82² =
  4. 4.26² =
  5. 5.15² =
  6. 6.62² =
  7. 7.95² =
  8. 8.66² =
  9. 9.59² =
  10. 10.16² =
  11. 11.17² =
  12. 12.43² =
  13. 13.42² =
  14. 14.19² =
  15. 15.89² =
  16. 16.23² =
  17. 17.19² =
  18. 18.61² =
  19. 19.92² =
  20. 20.26² =
  21. 21.68² =
  22. 22.32² =
  23. 23.18² =
  24. 24.12² =
  25. 25.53² =
  26. 26.14² =
  27. 27.33² =
  28. 28.18² =
  29. 29.24² =
  30. 30.87² =
  31. 31.48² =
  32. 32.69² =
  33. 33.15² =
  34. 34.74² =
  35. 35.69² =
  36. 36.56² =
  37. 37.49² =
  38. 38.97² =
  39. 39.21² =
  40. 40.54² =

Answer key

  1. 1849
  2. 5041
  3. 6724
  4. 676
  5. 225
  6. 3844
  7. 9025
  8. 4356
  9. 3481
  10. 256
  11. 289
  12. 1849
  13. 1764
  14. 361
  15. 7921
  16. 529
  17. 361
  18. 3721
  19. 8464
  20. 676
  21. 4624
  22. 1024
  23. 324
  24. 144
  25. 2809
  26. 196
  27. 1089
  28. 324
  29. 576
  30. 7569
  31. 2304
  32. 4761
  33. 225
  34. 5476
  35. 4761
  36. 3136
  37. 2401
  38. 9409
  39. 441
  40. 2916

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