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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 541 · 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. 1.85² =
  2. 2.17² =
  3. 3.78² =
  4. 4.63² =
  5. 5.65² =
  6. 6.68² =
  7. 7.74² =
  8. 8.12² =
  9. 9.29² =
  10. 10.23² =
  11. 11.28² =
  12. 12.41² =
  13. 13.23² =
  14. 14.23² =
  15. 15.84² =
  16. 16.99² =
  17. 17.73² =
  18. 18.42² =
  19. 19.58² =
  20. 20.61² =
  21. 21.94² =
  22. 22.36² =
  23. 23.78² =
  24. 24.43² =
  25. 25.31² =
  26. 26.65² =
  27. 27.33² =
  28. 28.85² =
  29. 29.26² =
  30. 30.76² =
  31. 31.71² =
  32. 32.87² =
  33. 33.24² =
  34. 34.99² =
  35. 35.49² =
  36. 36.32² =
  37. 37.71² =
  38. 38.78² =
  39. 39.91² =
  40. 40.59² =

Answer key

  1. 7225
  2. 289
  3. 6084
  4. 3969
  5. 4225
  6. 4624
  7. 5476
  8. 144
  9. 841
  10. 529
  11. 784
  12. 1681
  13. 529
  14. 529
  15. 7056
  16. 9801
  17. 5329
  18. 1764
  19. 3364
  20. 3721
  21. 8836
  22. 1296
  23. 6084
  24. 1849
  25. 961
  26. 4225
  27. 1089
  28. 7225
  29. 676
  30. 5776
  31. 5041
  32. 7569
  33. 576
  34. 9801
  35. 2401
  36. 1024
  37. 5041
  38. 6084
  39. 8281
  40. 3481

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