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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 88 · 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. 1.96² =
  2. 2.39² =
  3. 3.14² =
  4. 4.66² =
  5. 5.52² =
  6. 6.67² =
  7. 7.19² =
  8. 8.76² =
  9. 9.65² =
  10. 10.93² =
  11. 11.59² =
  12. 12.12² =
  13. 13.69² =
  14. 14.22² =
  15. 15.43² =
  16. 16.96² =
  17. 17.32² =
  18. 18.62² =
  19. 19.15² =
  20. 20.52² =
  21. 21.79² =
  22. 22.93² =
  23. 23.81² =
  24. 24.77² =
  25. 25.31² =
  26. 26.46² =
  27. 27.89² =
  28. 28.83² =
  29. 29.91² =
  30. 30.64² =
  31. 31.21² =
  32. 32.96² =
  33. 33.26² =
  34. 34.82² =
  35. 35.51² =
  36. 36.18² =
  37. 37.56² =
  38. 38.89² =
  39. 39.61² =
  40. 40.32² =

Answer key

  1. 9216
  2. 1521
  3. 196
  4. 4356
  5. 2704
  6. 4489
  7. 361
  8. 5776
  9. 4225
  10. 8649
  11. 3481
  12. 144
  13. 4761
  14. 484
  15. 1849
  16. 9216
  17. 1024
  18. 3844
  19. 225
  20. 2704
  21. 6241
  22. 8649
  23. 6561
  24. 5929
  25. 961
  26. 2116
  27. 7921
  28. 6889
  29. 8281
  30. 4096
  31. 441
  32. 9216
  33. 676
  34. 6724
  35. 2601
  36. 324
  37. 3136
  38. 7921
  39. 3721
  40. 1024

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