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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 185 · 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. 1.56² =
  2. 2.24² =
  3. 3.96² =
  4. 4.81² =
  5. 5.48² =
  6. 6.76² =
  7. 7.35² =
  8. 8.35² =
  9. 9.72² =
  10. 10.62² =
  11. 11.47² =
  12. 12.57² =
  13. 13.37² =
  14. 14.79² =
  15. 15.39² =
  16. 16.84² =
  17. 17.35² =
  18. 18.17² =
  19. 19.18² =
  20. 20.58² =
  21. 21.71² =
  22. 22.65² =
  23. 23.71² =
  24. 24.48² =
  25. 25.76² =
  26. 26.89² =
  27. 27.74² =
  28. 28.86² =
  29. 29.31² =
  30. 30.89² =
  31. 31.28² =
  32. 32.12² =
  33. 33.68² =
  34. 34.24² =
  35. 35.52² =
  36. 36.13² =
  37. 37.22² =
  38. 38.74² =
  39. 39.33² =
  40. 40.18² =

Answer key

  1. 3136
  2. 576
  3. 9216
  4. 6561
  5. 2304
  6. 5776
  7. 1225
  8. 1225
  9. 5184
  10. 3844
  11. 2209
  12. 3249
  13. 1369
  14. 6241
  15. 1521
  16. 7056
  17. 1225
  18. 289
  19. 324
  20. 3364
  21. 5041
  22. 4225
  23. 5041
  24. 2304
  25. 5776
  26. 7921
  27. 5476
  28. 7396
  29. 961
  30. 7921
  31. 784
  32. 144
  33. 4624
  34. 576
  35. 2704
  36. 169
  37. 484
  38. 5476
  39. 1089
  40. 324

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