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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 123 · 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. 1.92² =
  2. 2.18² =
  3. 3.48² =
  4. 4.19² =
  5. 5.95² =
  6. 6.85² =
  7. 7.31² =
  8. 8.65² =
  9. 9.36² =
  10. 10.24² =
  11. 11.58² =
  12. 12.36² =
  13. 13.31² =
  14. 14.75² =
  15. 15.84² =
  16. 16.61² =
  17. 17.41² =
  18. 18.72² =
  19. 19.28² =
  20. 20.12² =
  21. 21.54² =
  22. 22.46² =
  23. 23.97² =
  24. 24.32² =
  25. 25.47² =
  26. 26.74² =
  27. 27.43² =
  28. 28.35² =
  29. 29.61² =
  30. 30.71² =
  31. 31.35² =
  32. 32.75² =
  33. 33.43² =
  34. 34.64² =
  35. 35.83² =
  36. 36.34² =
  37. 37.67² =
  38. 38.48² =
  39. 39.21² =
  40. 40.59² =

Answer key

  1. 8464
  2. 324
  3. 2304
  4. 361
  5. 9025
  6. 7225
  7. 961
  8. 4225
  9. 1296
  10. 576
  11. 3364
  12. 1296
  13. 961
  14. 5625
  15. 7056
  16. 3721
  17. 1681
  18. 5184
  19. 784
  20. 144
  21. 2916
  22. 2116
  23. 9409
  24. 1024
  25. 2209
  26. 5476
  27. 1849
  28. 1225
  29. 3721
  30. 5041
  31. 1225
  32. 5625
  33. 1849
  34. 4096
  35. 6889
  36. 1156
  37. 4489
  38. 2304
  39. 441
  40. 3481

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