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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 835 · 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. 2.53² =
  3. 3.59² =
  4. 4.93² =
  5. 5.77² =
  6. 6.72² =
  7. 7.76² =
  8. 8.87² =
  9. 9.36² =
  10. 10.24² =
  11. 11.79² =
  12. 12.11² =
  13. 13.25² =
  14. 14.56² =
  15. 15.88² =
  16. 16.13² =
  17. 17.83² =
  18. 18.58² =
  19. 19.29² =
  20. 20.77² =
  21. 21.55² =
  22. 22.96² =
  23. 23.14² =
  24. 24.72² =
  25. 25.29² =
  26. 26.71² =
  27. 27.67² =
  28. 28.11² =
  29. 29.18² =
  30. 30.72² =
  31. 31.82² =
  32. 32.28² =
  33. 33.81² =
  34. 34.64² =
  35. 35.71² =
  36. 36.21² =
  37. 37.11² =
  38. 38.81² =
  39. 39.25² =
  40. 40.62² =

Answer key

  1. 6084
  2. 2809
  3. 3481
  4. 8649
  5. 5929
  6. 5184
  7. 5776
  8. 7569
  9. 1296
  10. 576
  11. 6241
  12. 121
  13. 625
  14. 3136
  15. 7744
  16. 169
  17. 6889
  18. 3364
  19. 841
  20. 5929
  21. 3025
  22. 9216
  23. 196
  24. 5184
  25. 841
  26. 5041
  27. 4489
  28. 121
  29. 324
  30. 5184
  31. 6724
  32. 784
  33. 6561
  34. 4096
  35. 5041
  36. 441
  37. 121
  38. 6561
  39. 625
  40. 3844

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