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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 629 · 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. 1.42² =
  2. 2.97² =
  3. 3.69² =
  4. 4.92² =
  5. 5.88² =
  6. 6.77² =
  7. 7.21² =
  8. 8.74² =
  9. 9.11² =
  10. 10.51² =
  11. 11.84² =
  12. 12.74² =
  13. 13.21² =
  14. 14.25² =
  15. 15.61² =
  16. 16.52² =
  17. 17.61² =
  18. 18.48² =
  19. 19.15² =
  20. 20.93² =
  21. 21.31² =
  22. 22.36² =
  23. 23.22² =
  24. 24.73² =
  25. 25.75² =
  26. 26.78² =
  27. 27.55² =
  28. 28.29² =
  29. 29.66² =
  30. 30.27² =
  31. 31.14² =
  32. 32.32² =
  33. 33.52² =
  34. 34.55² =
  35. 35.27² =
  36. 36.81² =
  37. 37.35² =
  38. 38.89² =
  39. 39.22² =
  40. 40.99² =

Answer key

  1. 1764
  2. 9409
  3. 4761
  4. 8464
  5. 7744
  6. 5929
  7. 441
  8. 5476
  9. 121
  10. 2601
  11. 7056
  12. 5476
  13. 441
  14. 625
  15. 3721
  16. 2704
  17. 3721
  18. 2304
  19. 225
  20. 8649
  21. 961
  22. 1296
  23. 484
  24. 5329
  25. 5625
  26. 6084
  27. 3025
  28. 841
  29. 4356
  30. 729
  31. 196
  32. 1024
  33. 2704
  34. 3025
  35. 729
  36. 6561
  37. 1225
  38. 7921
  39. 484
  40. 9801

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