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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 267 · 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. 1.97² =
  2. 2.52² =
  3. 3.91² =
  4. 4.75² =
  5. 5.86² =
  6. 6.76² =
  7. 7.93² =
  8. 8.81² =
  9. 9.34² =
  10. 10.71² =
  11. 11.22² =
  12. 12.21² =
  13. 13.42² =
  14. 14.91² =
  15. 15.18² =
  16. 16.53² =
  17. 17.14² =
  18. 18.11² =
  19. 19.52² =
  20. 20.47² =
  21. 21.72² =
  22. 22.92² =
  23. 23.21² =
  24. 24.61² =
  25. 25.34² =
  26. 26.97² =
  27. 27.68² =
  28. 28.73² =
  29. 29.44² =
  30. 30.16² =
  31. 31.56² =
  32. 32.11² =
  33. 33.32² =
  34. 34.23² =
  35. 35.89² =
  36. 36.21² =
  37. 37.79² =
  38. 38.25² =
  39. 39.48² =
  40. 40.63² =

Answer key

  1. 9409
  2. 2704
  3. 8281
  4. 5625
  5. 7396
  6. 5776
  7. 8649
  8. 6561
  9. 1156
  10. 5041
  11. 484
  12. 441
  13. 1764
  14. 8281
  15. 324
  16. 2809
  17. 196
  18. 121
  19. 2704
  20. 2209
  21. 5184
  22. 8464
  23. 441
  24. 3721
  25. 1156
  26. 9409
  27. 4624
  28. 5329
  29. 1936
  30. 256
  31. 3136
  32. 121
  33. 1024
  34. 529
  35. 7921
  36. 441
  37. 6241
  38. 625
  39. 2304
  40. 3969

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