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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 798 · 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. 1.58² =
  2. 2.38² =
  3. 3.55² =
  4. 4.84² =
  5. 5.56² =
  6. 6.99² =
  7. 7.79² =
  8. 8.56² =
  9. 9.24² =
  10. 10.33² =
  11. 11.53² =
  12. 12.62² =
  13. 13.64² =
  14. 14.51² =
  15. 15.28² =
  16. 16.53² =
  17. 17.41² =
  18. 18.55² =
  19. 19.47² =
  20. 20.14² =
  21. 21.61² =
  22. 22.15² =
  23. 23.41² =
  24. 24.49² =
  25. 25.65² =
  26. 26.17² =
  27. 27.91² =
  28. 28.62² =
  29. 29.21² =
  30. 30.83² =
  31. 31.44² =
  32. 32.68² =
  33. 33.92² =
  34. 34.68² =
  35. 35.61² =
  36. 36.51² =
  37. 37.79² =
  38. 38.28² =
  39. 39.46² =
  40. 40.53² =

Answer key

  1. 3364
  2. 1444
  3. 3025
  4. 7056
  5. 3136
  6. 9801
  7. 6241
  8. 3136
  9. 576
  10. 1089
  11. 2809
  12. 3844
  13. 4096
  14. 2601
  15. 784
  16. 2809
  17. 1681
  18. 3025
  19. 2209
  20. 196
  21. 3721
  22. 225
  23. 1681
  24. 2401
  25. 4225
  26. 289
  27. 8281
  28. 3844
  29. 441
  30. 6889
  31. 1936
  32. 4624
  33. 8464
  34. 4624
  35. 3721
  36. 2601
  37. 6241
  38. 784
  39. 2116
  40. 2809

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