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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 694 · 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. 1.35² =
  2. 2.96² =
  3. 3.25² =
  4. 4.37² =
  5. 5.16² =
  6. 6.68² =
  7. 7.89² =
  8. 8.54² =
  9. 9.44² =
  10. 10.85² =
  11. 11.83² =
  12. 12.91² =
  13. 13.91² =
  14. 14.31² =
  15. 15.92² =
  16. 16.64² =
  17. 17.29² =
  18. 18.23² =
  19. 19.49² =
  20. 20.25² =
  21. 21.32² =
  22. 22.31² =
  23. 23.55² =
  24. 24.47² =
  25. 25.97² =
  26. 26.77² =
  27. 27.26² =
  28. 28.79² =
  29. 29.66² =
  30. 30.87² =
  31. 31.29² =
  32. 32.61² =
  33. 33.59² =
  34. 34.52² =
  35. 35.31² =
  36. 36.44² =
  37. 37.33² =
  38. 38.76² =
  39. 39.64² =
  40. 40.81² =

Answer key

  1. 1225
  2. 9216
  3. 625
  4. 1369
  5. 256
  6. 4624
  7. 7921
  8. 2916
  9. 1936
  10. 7225
  11. 6889
  12. 8281
  13. 8281
  14. 961
  15. 8464
  16. 4096
  17. 841
  18. 529
  19. 2401
  20. 625
  21. 1024
  22. 961
  23. 3025
  24. 2209
  25. 9409
  26. 5929
  27. 676
  28. 6241
  29. 4356
  30. 7569
  31. 841
  32. 3721
  33. 3481
  34. 2704
  35. 961
  36. 1936
  37. 1089
  38. 5776
  39. 4096
  40. 6561

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