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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 703 · 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. 1.28² =
  2. 2.21² =
  3. 3.28² =
  4. 4.34² =
  5. 5.18² =
  6. 6.33² =
  7. 7.99² =
  8. 8.47² =
  9. 9.46² =
  10. 10.36² =
  11. 11.36² =
  12. 12.85² =
  13. 13.13² =
  14. 14.83² =
  15. 15.38² =
  16. 16.49² =
  17. 17.27² =
  18. 18.24² =
  19. 19.43² =
  20. 20.53² =
  21. 21.42² =
  22. 22.43² =
  23. 23.79² =
  24. 24.28² =
  25. 25.24² =
  26. 26.98² =
  27. 27.15² =
  28. 28.37² =
  29. 29.59² =
  30. 30.79² =
  31. 31.32² =
  32. 32.86² =
  33. 33.15² =
  34. 34.61² =
  35. 35.59² =
  36. 36.31² =
  37. 37.21² =
  38. 38.29² =
  39. 39.89² =
  40. 40.81² =

Answer key

  1. 784
  2. 441
  3. 784
  4. 1156
  5. 324
  6. 1089
  7. 9801
  8. 2209
  9. 2116
  10. 1296
  11. 1296
  12. 7225
  13. 169
  14. 6889
  15. 1444
  16. 2401
  17. 729
  18. 576
  19. 1849
  20. 2809
  21. 1764
  22. 1849
  23. 6241
  24. 784
  25. 576
  26. 9604
  27. 225
  28. 1369
  29. 3481
  30. 6241
  31. 1024
  32. 7396
  33. 225
  34. 3721
  35. 3481
  36. 961
  37. 441
  38. 841
  39. 7921
  40. 6561

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