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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 424 · 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. 1.75² =
  2. 2.94² =
  3. 3.21² =
  4. 4.32² =
  5. 5.93² =
  6. 6.12² =
  7. 7.23² =
  8. 8.94² =
  9. 9.82² =
  10. 10.14² =
  11. 11.25² =
  12. 12.42² =
  13. 13.69² =
  14. 14.41² =
  15. 15.45² =
  16. 16.23² =
  17. 17.98² =
  18. 18.62² =
  19. 19.64² =
  20. 20.26² =
  21. 21.67² =
  22. 22.95² =
  23. 23.49² =
  24. 24.72² =
  25. 25.17² =
  26. 26.14² =
  27. 27.91² =
  28. 28.42² =
  29. 29.81² =
  30. 30.74² =
  31. 31.22² =
  32. 32.72² =
  33. 33.36² =
  34. 34.76² =
  35. 35.46² =
  36. 36.44² =
  37. 37.86² =
  38. 38.37² =
  39. 39.57² =
  40. 40.94² =

Answer key

  1. 5625
  2. 8836
  3. 441
  4. 1024
  5. 8649
  6. 144
  7. 529
  8. 8836
  9. 6724
  10. 196
  11. 625
  12. 1764
  13. 4761
  14. 1681
  15. 2025
  16. 529
  17. 9604
  18. 3844
  19. 4096
  20. 676
  21. 4489
  22. 9025
  23. 2401
  24. 5184
  25. 289
  26. 196
  27. 8281
  28. 1764
  29. 6561
  30. 5476
  31. 484
  32. 5184
  33. 1296
  34. 5776
  35. 2116
  36. 1936
  37. 7396
  38. 1369
  39. 3249
  40. 8836

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