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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 526 · 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. 1.91² =
  2. 2.67² =
  3. 3.58² =
  4. 4.33² =
  5. 5.92² =
  6. 6.91² =
  7. 7.95² =
  8. 8.41² =
  9. 9.15² =
  10. 10.73² =
  11. 11.47² =
  12. 12.63² =
  13. 13.36² =
  14. 14.53² =
  15. 15.12² =
  16. 16.44² =
  17. 17.51² =
  18. 18.18² =
  19. 19.34² =
  20. 20.96² =
  21. 21.67² =
  22. 22.97² =
  23. 23.45² =
  24. 24.41² =
  25. 25.18² =
  26. 26.95² =
  27. 27.75² =
  28. 28.25² =
  29. 29.18² =
  30. 30.59² =
  31. 31.19² =
  32. 32.64² =
  33. 33.61² =
  34. 34.52² =
  35. 35.63² =
  36. 36.41² =
  37. 37.24² =
  38. 38.82² =
  39. 39.69² =
  40. 40.32² =

Answer key

  1. 8281
  2. 4489
  3. 3364
  4. 1089
  5. 8464
  6. 8281
  7. 9025
  8. 1681
  9. 225
  10. 5329
  11. 2209
  12. 3969
  13. 1296
  14. 2809
  15. 144
  16. 1936
  17. 2601
  18. 324
  19. 1156
  20. 9216
  21. 4489
  22. 9409
  23. 2025
  24. 1681
  25. 324
  26. 9025
  27. 5625
  28. 625
  29. 324
  30. 3481
  31. 361
  32. 4096
  33. 3721
  34. 2704
  35. 3969
  36. 1681
  37. 576
  38. 6724
  39. 4761
  40. 1024

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