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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 337 · 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. 1.81² =
  2. 2.11² =
  3. 3.51² =
  4. 4.88² =
  5. 5.65² =
  6. 6.94² =
  7. 7.77² =
  8. 8.43² =
  9. 9.11² =
  10. 10.49² =
  11. 11.47² =
  12. 12.55² =
  13. 13.45² =
  14. 14.88² =
  15. 15.22² =
  16. 16.32² =
  17. 17.32² =
  18. 18.66² =
  19. 19.18² =
  20. 20.51² =
  21. 21.56² =
  22. 22.78² =
  23. 23.27² =
  24. 24.14² =
  25. 25.28² =
  26. 26.26² =
  27. 27.23² =
  28. 28.83² =
  29. 29.92² =
  30. 30.76² =
  31. 31.78² =
  32. 32.23² =
  33. 33.93² =
  34. 34.83² =
  35. 35.71² =
  36. 36.29² =
  37. 37.21² =
  38. 38.61² =
  39. 39.62² =
  40. 40.83² =

Answer key

  1. 6561
  2. 121
  3. 2601
  4. 7744
  5. 4225
  6. 8836
  7. 5929
  8. 1849
  9. 121
  10. 2401
  11. 2209
  12. 3025
  13. 2025
  14. 7744
  15. 484
  16. 1024
  17. 1024
  18. 4356
  19. 324
  20. 2601
  21. 3136
  22. 6084
  23. 729
  24. 196
  25. 784
  26. 676
  27. 529
  28. 6889
  29. 8464
  30. 5776
  31. 6084
  32. 529
  33. 8649
  34. 6889
  35. 5041
  36. 841
  37. 441
  38. 3721
  39. 3844
  40. 6889

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