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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 241 · 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. 1.36² =
  2. 2.78² =
  3. 3.51² =
  4. 4.87² =
  5. 5.59² =
  6. 6.51² =
  7. 7.71² =
  8. 8.15² =
  9. 9.54² =
  10. 10.41² =
  11. 11.97² =
  12. 12.79² =
  13. 13.18² =
  14. 14.95² =
  15. 15.91² =
  16. 16.51² =
  17. 17.98² =
  18. 18.35² =
  19. 19.58² =
  20. 20.62² =
  21. 21.73² =
  22. 22.68² =
  23. 23.58² =
  24. 24.57² =
  25. 25.51² =
  26. 26.42² =
  27. 27.61² =
  28. 28.25² =
  29. 29.59² =
  30. 30.69² =
  31. 31.65² =
  32. 32.52² =
  33. 33.68² =
  34. 34.28² =
  35. 35.23² =
  36. 36.65² =
  37. 37.91² =
  38. 38.47² =
  39. 39.44² =
  40. 40.18² =

Answer key

  1. 1296
  2. 6084
  3. 2601
  4. 7569
  5. 3481
  6. 2601
  7. 5041
  8. 225
  9. 2916
  10. 1681
  11. 9409
  12. 6241
  13. 324
  14. 9025
  15. 8281
  16. 2601
  17. 9604
  18. 1225
  19. 3364
  20. 3844
  21. 5329
  22. 4624
  23. 3364
  24. 3249
  25. 2601
  26. 1764
  27. 3721
  28. 625
  29. 3481
  30. 4761
  31. 4225
  32. 2704
  33. 4624
  34. 784
  35. 529
  36. 4225
  37. 8281
  38. 2209
  39. 1936
  40. 324

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