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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 896 · 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. 1.86² =
  2. 2.23² =
  3. 3.35² =
  4. 4.76² =
  5. 5.76² =
  6. 6.23² =
  7. 7.11² =
  8. 8.56² =
  9. 9.19² =
  10. 10.94² =
  11. 11.22² =
  12. 12.45² =
  13. 13.21² =
  14. 14.14² =
  15. 15.63² =
  16. 16.94² =
  17. 17.23² =
  18. 18.61² =
  19. 19.25² =
  20. 20.28² =
  21. 21.59² =
  22. 22.61² =
  23. 23.61² =
  24. 24.48² =
  25. 25.65² =
  26. 26.35² =
  27. 27.24² =
  28. 28.37² =
  29. 29.18² =
  30. 30.35² =
  31. 31.13² =
  32. 32.61² =
  33. 33.24² =
  34. 34.39² =
  35. 35.67² =
  36. 36.96² =
  37. 37.81² =
  38. 38.84² =
  39. 39.41² =
  40. 40.26² =

Answer key

  1. 7396
  2. 529
  3. 1225
  4. 5776
  5. 5776
  6. 529
  7. 121
  8. 3136
  9. 361
  10. 8836
  11. 484
  12. 2025
  13. 441
  14. 196
  15. 3969
  16. 8836
  17. 529
  18. 3721
  19. 625
  20. 784
  21. 3481
  22. 3721
  23. 3721
  24. 2304
  25. 4225
  26. 1225
  27. 576
  28. 1369
  29. 324
  30. 1225
  31. 169
  32. 3721
  33. 576
  34. 1521
  35. 4489
  36. 9216
  37. 6561
  38. 7056
  39. 1681
  40. 676

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