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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 375 · 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. 1.93² =
  2. 2.79² =
  3. 3.71² =
  4. 4.44² =
  5. 5.11² =
  6. 6.32² =
  7. 7.78² =
  8. 8.75² =
  9. 9.25² =
  10. 10.12² =
  11. 11.49² =
  12. 12.31² =
  13. 13.15² =
  14. 14.72² =
  15. 15.22² =
  16. 16.36² =
  17. 17.62² =
  18. 18.65² =
  19. 19.62² =
  20. 20.37² =
  21. 21.82² =
  22. 22.35² =
  23. 23.41² =
  24. 24.78² =
  25. 25.32² =
  26. 26.69² =
  27. 27.88² =
  28. 28.17² =
  29. 29.48² =
  30. 30.76² =
  31. 31.33² =
  32. 32.49² =
  33. 33.93² =
  34. 34.77² =
  35. 35.45² =
  36. 36.91² =
  37. 37.91² =
  38. 38.92² =
  39. 39.31² =
  40. 40.95² =

Answer key

  1. 8649
  2. 6241
  3. 5041
  4. 1936
  5. 121
  6. 1024
  7. 6084
  8. 5625
  9. 625
  10. 144
  11. 2401
  12. 961
  13. 225
  14. 5184
  15. 484
  16. 1296
  17. 3844
  18. 4225
  19. 3844
  20. 1369
  21. 6724
  22. 1225
  23. 1681
  24. 6084
  25. 1024
  26. 4761
  27. 7744
  28. 289
  29. 2304
  30. 5776
  31. 1089
  32. 2401
  33. 8649
  34. 5929
  35. 2025
  36. 8281
  37. 8281
  38. 8464
  39. 961
  40. 9025

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