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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 97 · 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. 1.31² =
  2. 2.95² =
  3. 3.61² =
  4. 4.12² =
  5. 5.91² =
  6. 6.37² =
  7. 7.22² =
  8. 8.35² =
  9. 9.49² =
  10. 10.81² =
  11. 11.93² =
  12. 12.54² =
  13. 13.52² =
  14. 14.19² =
  15. 15.72² =
  16. 16.25² =
  17. 17.95² =
  18. 18.62² =
  19. 19.59² =
  20. 20.15² =
  21. 21.61² =
  22. 22.13² =
  23. 23.35² =
  24. 24.91² =
  25. 25.34² =
  26. 26.15² =
  27. 27.82² =
  28. 28.55² =
  29. 29.18² =
  30. 30.89² =
  31. 31.61² =
  32. 32.13² =
  33. 33.55² =
  34. 34.24² =
  35. 35.37² =
  36. 36.47² =
  37. 37.84² =
  38. 38.76² =
  39. 39.84² =
  40. 40.31² =

Answer key

  1. 961
  2. 9025
  3. 3721
  4. 144
  5. 8281
  6. 1369
  7. 484
  8. 1225
  9. 2401
  10. 6561
  11. 8649
  12. 2916
  13. 2704
  14. 361
  15. 5184
  16. 625
  17. 9025
  18. 3844
  19. 3481
  20. 225
  21. 3721
  22. 169
  23. 1225
  24. 8281
  25. 1156
  26. 225
  27. 6724
  28. 3025
  29. 324
  30. 7921
  31. 3721
  32. 169
  33. 3025
  34. 576
  35. 1369
  36. 2209
  37. 7056
  38. 5776
  39. 7056
  40. 961

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