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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 272 · 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. 1.95² =
  2. 2.88² =
  3. 3.46² =
  4. 4.33² =
  5. 5.46² =
  6. 6.25² =
  7. 7.28² =
  8. 8.42² =
  9. 9.54² =
  10. 10.43² =
  11. 11.86² =
  12. 12.83² =
  13. 13.96² =
  14. 14.49² =
  15. 15.92² =
  16. 16.78² =
  17. 17.88² =
  18. 18.97² =
  19. 19.27² =
  20. 20.98² =
  21. 21.26² =
  22. 22.81² =
  23. 23.11² =
  24. 24.21² =
  25. 25.25² =
  26. 26.53² =
  27. 27.32² =
  28. 28.36² =
  29. 29.45² =
  30. 30.42² =
  31. 31.83² =
  32. 32.77² =
  33. 33.27² =
  34. 34.48² =
  35. 35.74² =
  36. 36.32² =
  37. 37.31² =
  38. 38.93² =
  39. 39.16² =
  40. 40.84² =

Answer key

  1. 9025
  2. 7744
  3. 2116
  4. 1089
  5. 2116
  6. 625
  7. 784
  8. 1764
  9. 2916
  10. 1849
  11. 7396
  12. 6889
  13. 9216
  14. 2401
  15. 8464
  16. 6084
  17. 7744
  18. 9409
  19. 729
  20. 9604
  21. 676
  22. 6561
  23. 121
  24. 441
  25. 625
  26. 2809
  27. 1024
  28. 1296
  29. 2025
  30. 1764
  31. 6889
  32. 5929
  33. 729
  34. 2304
  35. 5476
  36. 1024
  37. 961
  38. 8649
  39. 256
  40. 7056

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