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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 811 · 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. 1.68² =
  2. 2.86² =
  3. 3.23² =
  4. 4.44² =
  5. 5.74² =
  6. 6.29² =
  7. 7.93² =
  8. 8.42² =
  9. 9.72² =
  10. 10.68² =
  11. 11.36² =
  12. 12.73² =
  13. 13.21² =
  14. 14.12² =
  15. 15.56² =
  16. 16.39² =
  17. 17.79² =
  18. 18.61² =
  19. 19.28² =
  20. 20.13² =
  21. 21.48² =
  22. 22.21² =
  23. 23.21² =
  24. 24.51² =
  25. 25.66² =
  26. 26.57² =
  27. 27.14² =
  28. 28.15² =
  29. 29.52² =
  30. 30.32² =
  31. 31.81² =
  32. 32.91² =
  33. 33.38² =
  34. 34.62² =
  35. 35.82² =
  36. 36.27² =
  37. 37.87² =
  38. 38.52² =
  39. 39.26² =
  40. 40.51² =

Answer key

  1. 4624
  2. 7396
  3. 529
  4. 1936
  5. 5476
  6. 841
  7. 8649
  8. 1764
  9. 5184
  10. 4624
  11. 1296
  12. 5329
  13. 441
  14. 144
  15. 3136
  16. 1521
  17. 6241
  18. 3721
  19. 784
  20. 169
  21. 2304
  22. 441
  23. 441
  24. 2601
  25. 4356
  26. 3249
  27. 196
  28. 225
  29. 2704
  30. 1024
  31. 6561
  32. 8281
  33. 1444
  34. 3844
  35. 6724
  36. 729
  37. 7569
  38. 2704
  39. 676
  40. 2601

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