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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 791 · 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. 1.76² =
  2. 2.65² =
  3. 3.84² =
  4. 4.65² =
  5. 5.87² =
  6. 6.45² =
  7. 7.69² =
  8. 8.91² =
  9. 9.95² =
  10. 10.24² =
  11. 11.71² =
  12. 12.65² =
  13. 13.61² =
  14. 14.21² =
  15. 15.24² =
  16. 16.49² =
  17. 17.79² =
  18. 18.75² =
  19. 19.45² =
  20. 20.14² =
  21. 21.55² =
  22. 22.92² =
  23. 23.13² =
  24. 24.25² =
  25. 25.93² =
  26. 26.81² =
  27. 27.44² =
  28. 28.59² =
  29. 29.84² =
  30. 30.88² =
  31. 31.36² =
  32. 32.59² =
  33. 33.23² =
  34. 34.93² =
  35. 35.96² =
  36. 36.61² =
  37. 37.31² =
  38. 38.57² =
  39. 39.48² =
  40. 40.64² =

Answer key

  1. 5776
  2. 4225
  3. 7056
  4. 4225
  5. 7569
  6. 2025
  7. 4761
  8. 8281
  9. 9025
  10. 576
  11. 5041
  12. 4225
  13. 3721
  14. 441
  15. 576
  16. 2401
  17. 6241
  18. 5625
  19. 2025
  20. 196
  21. 3025
  22. 8464
  23. 169
  24. 625
  25. 8649
  26. 6561
  27. 1936
  28. 3481
  29. 7056
  30. 7744
  31. 1296
  32. 3481
  33. 529
  34. 8649
  35. 9216
  36. 3721
  37. 961
  38. 3249
  39. 2304
  40. 4096

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