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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 428 · 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. 1.34² =
  2. 2.81² =
  3. 3.95² =
  4. 4.96² =
  5. 5.15² =
  6. 6.78² =
  7. 7.94² =
  8. 8.73² =
  9. 9.67² =
  10. 10.59² =
  11. 11.96² =
  12. 12.43² =
  13. 13.81² =
  14. 14.75² =
  15. 15.21² =
  16. 16.14² =
  17. 17.82² =
  18. 18.12² =
  19. 19.87² =
  20. 20.44² =
  21. 21.61² =
  22. 22.17² =
  23. 23.99² =
  24. 24.11² =
  25. 25.85² =
  26. 26.47² =
  27. 27.82² =
  28. 28.77² =
  29. 29.21² =
  30. 30.54² =
  31. 31.91² =
  32. 32.41² =
  33. 33.62² =
  34. 34.36² =
  35. 35.93² =
  36. 36.32² =
  37. 37.86² =
  38. 38.41² =
  39. 39.24² =
  40. 40.84² =

Answer key

  1. 1156
  2. 6561
  3. 9025
  4. 9216
  5. 225
  6. 6084
  7. 8836
  8. 5329
  9. 4489
  10. 3481
  11. 9216
  12. 1849
  13. 6561
  14. 5625
  15. 441
  16. 196
  17. 6724
  18. 144
  19. 7569
  20. 1936
  21. 3721
  22. 289
  23. 9801
  24. 121
  25. 7225
  26. 2209
  27. 6724
  28. 5929
  29. 441
  30. 2916
  31. 8281
  32. 1681
  33. 3844
  34. 1296
  35. 8649
  36. 1024
  37. 7396
  38. 1681
  39. 576
  40. 7056

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