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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 235 · 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. 1.78² =
  2. 2.45² =
  3. 3.81² =
  4. 4.69² =
  5. 5.88² =
  6. 6.32² =
  7. 7.32² =
  8. 8.85² =
  9. 9.46² =
  10. 10.35² =
  11. 11.87² =
  12. 12.49² =
  13. 13.91² =
  14. 14.84² =
  15. 15.91² =
  16. 16.41² =
  17. 17.95² =
  18. 18.46² =
  19. 19.19² =
  20. 20.74² =
  21. 21.19² =
  22. 22.77² =
  23. 23.47² =
  24. 24.22² =
  25. 25.24² =
  26. 26.29² =
  27. 27.48² =
  28. 28.81² =
  29. 29.56² =
  30. 30.32² =
  31. 31.97² =
  32. 32.32² =
  33. 33.72² =
  34. 34.92² =
  35. 35.54² =
  36. 36.89² =
  37. 37.78² =
  38. 38.98² =
  39. 39.31² =
  40. 40.27² =

Answer key

  1. 6084
  2. 2025
  3. 6561
  4. 4761
  5. 7744
  6. 1024
  7. 1024
  8. 7225
  9. 2116
  10. 1225
  11. 7569
  12. 2401
  13. 8281
  14. 7056
  15. 8281
  16. 1681
  17. 9025
  18. 2116
  19. 361
  20. 5476
  21. 361
  22. 5929
  23. 2209
  24. 484
  25. 576
  26. 841
  27. 2304
  28. 6561
  29. 3136
  30. 1024
  31. 9409
  32. 1024
  33. 5184
  34. 8464
  35. 2916
  36. 7921
  37. 6084
  38. 9604
  39. 961
  40. 729

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