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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 782 · 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. 1.32² =
  2. 2.54² =
  3. 3.44² =
  4. 4.38² =
  5. 5.31² =
  6. 6.66² =
  7. 7.54² =
  8. 8.25² =
  9. 9.26² =
  10. 10.97² =
  11. 11.96² =
  12. 12.18² =
  13. 13.26² =
  14. 14.45² =
  15. 15.64² =
  16. 16.41² =
  17. 17.72² =
  18. 18.21² =
  19. 19.78² =
  20. 20.66² =
  21. 21.54² =
  22. 22.45² =
  23. 23.47² =
  24. 24.96² =
  25. 25.58² =
  26. 26.41² =
  27. 27.82² =
  28. 28.12² =
  29. 29.98² =
  30. 30.76² =
  31. 31.13² =
  32. 32.81² =
  33. 33.26² =
  34. 34.13² =
  35. 35.54² =
  36. 36.86² =
  37. 37.43² =
  38. 38.29² =
  39. 39.82² =
  40. 40.45² =

Answer key

  1. 1024
  2. 2916
  3. 1936
  4. 1444
  5. 961
  6. 4356
  7. 2916
  8. 625
  9. 676
  10. 9409
  11. 9216
  12. 324
  13. 676
  14. 2025
  15. 4096
  16. 1681
  17. 5184
  18. 441
  19. 6084
  20. 4356
  21. 2916
  22. 2025
  23. 2209
  24. 9216
  25. 3364
  26. 1681
  27. 6724
  28. 144
  29. 9604
  30. 5776
  31. 169
  32. 6561
  33. 676
  34. 169
  35. 2916
  36. 7396
  37. 1849
  38. 841
  39. 6724
  40. 2025

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