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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 886 · 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. 1.93² =
  2. 2.24² =
  3. 3.69² =
  4. 4.38² =
  5. 5.92² =
  6. 6.85² =
  7. 7.38² =
  8. 8.89² =
  9. 9.32² =
  10. 10.12² =
  11. 11.75² =
  12. 12.24² =
  13. 13.86² =
  14. 14.33² =
  15. 15.17² =
  16. 16.18² =
  17. 17.24² =
  18. 18.66² =
  19. 19.27² =
  20. 20.16² =
  21. 21.47² =
  22. 22.89² =
  23. 23.45² =
  24. 24.93² =
  25. 25.76² =
  26. 26.57² =
  27. 27.98² =
  28. 28.71² =
  29. 29.61² =
  30. 30.73² =
  31. 31.87² =
  32. 32.51² =
  33. 33.35² =
  34. 34.11² =
  35. 35.73² =
  36. 36.12² =
  37. 37.81² =
  38. 38.23² =
  39. 39.65² =
  40. 40.86² =

Answer key

  1. 8649
  2. 576
  3. 4761
  4. 1444
  5. 8464
  6. 7225
  7. 1444
  8. 7921
  9. 1024
  10. 144
  11. 5625
  12. 576
  13. 7396
  14. 1089
  15. 289
  16. 324
  17. 576
  18. 4356
  19. 729
  20. 256
  21. 2209
  22. 7921
  23. 2025
  24. 8649
  25. 5776
  26. 3249
  27. 9604
  28. 5041
  29. 3721
  30. 5329
  31. 7569
  32. 2601
  33. 1225
  34. 121
  35. 5329
  36. 144
  37. 6561
  38. 529
  39. 4225
  40. 7396

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