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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 535 · 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. 1.71² =
  2. 2.52² =
  3. 3.22² =
  4. 4.48² =
  5. 5.48² =
  6. 6.86² =
  7. 7.89² =
  8. 8.63² =
  9. 9.19² =
  10. 10.34² =
  11. 11.94² =
  12. 12.42² =
  13. 13.27² =
  14. 14.16² =
  15. 15.32² =
  16. 16.13² =
  17. 17.58² =
  18. 18.63² =
  19. 19.77² =
  20. 20.21² =
  21. 21.76² =
  22. 22.37² =
  23. 23.83² =
  24. 24.59² =
  25. 25.11² =
  26. 26.36² =
  27. 27.99² =
  28. 28.26² =
  29. 29.24² =
  30. 30.48² =
  31. 31.81² =
  32. 32.71² =
  33. 33.47² =
  34. 34.47² =
  35. 35.35² =
  36. 36.21² =
  37. 37.49² =
  38. 38.61² =
  39. 39.91² =
  40. 40.87² =

Answer key

  1. 5041
  2. 2704
  3. 484
  4. 2304
  5. 2304
  6. 7396
  7. 7921
  8. 3969
  9. 361
  10. 1156
  11. 8836
  12. 1764
  13. 729
  14. 256
  15. 1024
  16. 169
  17. 3364
  18. 3969
  19. 5929
  20. 441
  21. 5776
  22. 1369
  23. 6889
  24. 3481
  25. 121
  26. 1296
  27. 9801
  28. 676
  29. 576
  30. 2304
  31. 6561
  32. 5041
  33. 2209
  34. 2209
  35. 1225
  36. 441
  37. 2401
  38. 3721
  39. 8281
  40. 7569

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