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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 733 · 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. 2.83² =
  3. 3.27² =
  4. 4.98² =
  5. 5.16² =
  6. 6.76² =
  7. 7.93² =
  8. 8.43² =
  9. 9.25² =
  10. 10.11² =
  11. 11.61² =
  12. 12.28² =
  13. 13.69² =
  14. 14.13² =
  15. 15.81² =
  16. 16.57² =
  17. 17.37² =
  18. 18.79² =
  19. 19.58² =
  20. 20.55² =
  21. 21.39² =
  22. 22.27² =
  23. 23.19² =
  24. 24.81² =
  25. 25.11² =
  26. 26.61² =
  27. 27.83² =
  28. 28.85² =
  29. 29.96² =
  30. 30.61² =
  31. 31.39² =
  32. 32.34² =
  33. 33.84² =
  34. 34.78² =
  35. 35.93² =
  36. 36.54² =
  37. 37.36² =
  38. 38.52² =
  39. 39.65² =
  40. 40.88² =

Answer key

  1. 8464
  2. 6889
  3. 729
  4. 9604
  5. 256
  6. 5776
  7. 8649
  8. 1849
  9. 625
  10. 121
  11. 3721
  12. 784
  13. 4761
  14. 169
  15. 6561
  16. 3249
  17. 1369
  18. 6241
  19. 3364
  20. 3025
  21. 1521
  22. 729
  23. 361
  24. 6561
  25. 121
  26. 3721
  27. 6889
  28. 7225
  29. 9216
  30. 3721
  31. 1521
  32. 1156
  33. 7056
  34. 6084
  35. 8649
  36. 2916
  37. 1296
  38. 2704
  39. 4225
  40. 7744

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