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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 785 · 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. 1.95² =
  2. 2.61² =
  3. 3.79² =
  4. 4.48² =
  5. 5.45² =
  6. 6.73² =
  7. 7.75² =
  8. 8.76² =
  9. 9.14² =
  10. 10.89² =
  11. 11.43² =
  12. 12.51² =
  13. 13.82² =
  14. 14.75² =
  15. 15.65² =
  16. 16.18² =
  17. 17.82² =
  18. 18.84² =
  19. 19.35² =
  20. 20.69² =
  21. 21.81² =
  22. 22.59² =
  23. 23.88² =
  24. 24.31² =
  25. 25.19² =
  26. 26.21² =
  27. 27.33² =
  28. 28.22² =
  29. 29.94² =
  30. 30.27² =
  31. 31.25² =
  32. 32.26² =
  33. 33.12² =
  34. 34.18² =
  35. 35.81² =
  36. 36.96² =
  37. 37.33² =
  38. 38.27² =
  39. 39.98² =
  40. 40.35² =

Answer key

  1. 9025
  2. 3721
  3. 6241
  4. 2304
  5. 2025
  6. 5329
  7. 5625
  8. 5776
  9. 196
  10. 7921
  11. 1849
  12. 2601
  13. 6724
  14. 5625
  15. 4225
  16. 324
  17. 6724
  18. 7056
  19. 1225
  20. 4761
  21. 6561
  22. 3481
  23. 7744
  24. 961
  25. 361
  26. 441
  27. 1089
  28. 484
  29. 8836
  30. 729
  31. 625
  32. 676
  33. 144
  34. 324
  35. 6561
  36. 9216
  37. 1089
  38. 729
  39. 9604
  40. 1225

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