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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 602 · 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. 1.38² =
  2. 2.38² =
  3. 3.26² =
  4. 4.15² =
  5. 5.79² =
  6. 6.14² =
  7. 7.55² =
  8. 8.73² =
  9. 9.44² =
  10. 10.25² =
  11. 11.96² =
  12. 12.96² =
  13. 13.71² =
  14. 14.26² =
  15. 15.27² =
  16. 16.43² =
  17. 17.19² =
  18. 18.34² =
  19. 19.84² =
  20. 20.94² =
  21. 21.36² =
  22. 22.47² =
  23. 23.38² =
  24. 24.52² =
  25. 25.16² =
  26. 26.37² =
  27. 27.31² =
  28. 28.92² =
  29. 29.98² =
  30. 30.93² =
  31. 31.66² =
  32. 32.26² =
  33. 33.31² =
  34. 34.77² =
  35. 35.56² =
  36. 36.22² =
  37. 37.21² =
  38. 38.18² =
  39. 39.34² =
  40. 40.38² =

Answer key

  1. 1444
  2. 1444
  3. 676
  4. 225
  5. 6241
  6. 196
  7. 3025
  8. 5329
  9. 1936
  10. 625
  11. 9216
  12. 9216
  13. 5041
  14. 676
  15. 729
  16. 1849
  17. 361
  18. 1156
  19. 7056
  20. 8836
  21. 1296
  22. 2209
  23. 1444
  24. 2704
  25. 256
  26. 1369
  27. 961
  28. 8464
  29. 9604
  30. 8649
  31. 4356
  32. 676
  33. 961
  34. 5929
  35. 3136
  36. 484
  37. 441
  38. 324
  39. 1156
  40. 1444

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