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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 934 · 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. 1.75² =
  2. 2.89² =
  3. 3.93² =
  4. 4.79² =
  5. 5.47² =
  6. 6.32² =
  7. 7.83² =
  8. 8.61² =
  9. 9.73² =
  10. 10.82² =
  11. 11.28² =
  12. 12.21² =
  13. 13.95² =
  14. 14.79² =
  15. 15.61² =
  16. 16.22² =
  17. 17.71² =
  18. 18.11² =
  19. 19.66² =
  20. 20.46² =
  21. 21.62² =
  22. 22.26² =
  23. 23.99² =
  24. 24.32² =
  25. 25.46² =
  26. 26.85² =
  27. 27.45² =
  28. 28.56² =
  29. 29.57² =
  30. 30.78² =
  31. 31.27² =
  32. 32.16² =
  33. 33.88² =
  34. 34.64² =
  35. 35.85² =
  36. 36.21² =
  37. 37.13² =
  38. 38.73² =
  39. 39.41² =
  40. 40.31² =

Answer key

  1. 5625
  2. 7921
  3. 8649
  4. 6241
  5. 2209
  6. 1024
  7. 6889
  8. 3721
  9. 5329
  10. 6724
  11. 784
  12. 441
  13. 9025
  14. 6241
  15. 3721
  16. 484
  17. 5041
  18. 121
  19. 4356
  20. 2116
  21. 3844
  22. 676
  23. 9801
  24. 1024
  25. 2116
  26. 7225
  27. 2025
  28. 3136
  29. 3249
  30. 6084
  31. 729
  32. 256
  33. 7744
  34. 4096
  35. 7225
  36. 441
  37. 169
  38. 5329
  39. 1681
  40. 961

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