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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 741 · 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. 1.86² =
  2. 2.67² =
  3. 3.73² =
  4. 4.82² =
  5. 5.18² =
  6. 6.75² =
  7. 7.27² =
  8. 8.31² =
  9. 9.23² =
  10. 10.91² =
  11. 11.53² =
  12. 12.64² =
  13. 13.22² =
  14. 14.17² =
  15. 15.19² =
  16. 16.41² =
  17. 17.67² =
  18. 18.34² =
  19. 19.46² =
  20. 20.84² =
  21. 21.22² =
  22. 22.24² =
  23. 23.31² =
  24. 24.52² =
  25. 25.91² =
  26. 26.94² =
  27. 27.15² =
  28. 28.17² =
  29. 29.62² =
  30. 30.91² =
  31. 31.59² =
  32. 32.31² =
  33. 33.86² =
  34. 34.91² =
  35. 35.67² =
  36. 36.93² =
  37. 37.67² =
  38. 38.77² =
  39. 39.14² =
  40. 40.75² =

Answer key

  1. 7396
  2. 4489
  3. 5329
  4. 6724
  5. 324
  6. 5625
  7. 729
  8. 961
  9. 529
  10. 8281
  11. 2809
  12. 4096
  13. 484
  14. 289
  15. 361
  16. 1681
  17. 4489
  18. 1156
  19. 2116
  20. 7056
  21. 484
  22. 576
  23. 961
  24. 2704
  25. 8281
  26. 8836
  27. 225
  28. 289
  29. 3844
  30. 8281
  31. 3481
  32. 961
  33. 7396
  34. 8281
  35. 4489
  36. 8649
  37. 4489
  38. 5929
  39. 196
  40. 5625

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