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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 119 · 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. 1.42² =
  2. 2.94² =
  3. 3.83² =
  4. 4.22² =
  5. 5.18² =
  6. 6.57² =
  7. 7.95² =
  8. 8.52² =
  9. 9.21² =
  10. 10.58² =
  11. 11.67² =
  12. 12.62² =
  13. 13.11² =
  14. 14.33² =
  15. 15.76² =
  16. 16.86² =
  17. 17.25² =
  18. 18.15² =
  19. 19.34² =
  20. 20.53² =
  21. 21.66² =
  22. 22.87² =
  23. 23.58² =
  24. 24.14² =
  25. 25.24² =
  26. 26.22² =
  27. 27.42² =
  28. 28.33² =
  29. 29.27² =
  30. 30.26² =
  31. 31.95² =
  32. 32.27² =
  33. 33.51² =
  34. 34.94² =
  35. 35.56² =
  36. 36.77² =
  37. 37.26² =
  38. 38.93² =
  39. 39.44² =
  40. 40.27² =

Answer key

  1. 1764
  2. 8836
  3. 6889
  4. 484
  5. 324
  6. 3249
  7. 9025
  8. 2704
  9. 441
  10. 3364
  11. 4489
  12. 3844
  13. 121
  14. 1089
  15. 5776
  16. 7396
  17. 625
  18. 225
  19. 1156
  20. 2809
  21. 4356
  22. 7569
  23. 3364
  24. 196
  25. 576
  26. 484
  27. 1764
  28. 1089
  29. 729
  30. 676
  31. 9025
  32. 729
  33. 2601
  34. 8836
  35. 3136
  36. 5929
  37. 676
  38. 8649
  39. 1936
  40. 729

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