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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 632 · 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. 1.45² =
  2. 2.84² =
  3. 3.34² =
  4. 4.54² =
  5. 5.81² =
  6. 6.86² =
  7. 7.61² =
  8. 8.16² =
  9. 9.38² =
  10. 10.96² =
  11. 11.16² =
  12. 12.61² =
  13. 13.13² =
  14. 14.87² =
  15. 15.13² =
  16. 16.65² =
  17. 17.51² =
  18. 18.45² =
  19. 19.25² =
  20. 20.15² =
  21. 21.22² =
  22. 22.55² =
  23. 23.81² =
  24. 24.23² =
  25. 25.25² =
  26. 26.71² =
  27. 27.99² =
  28. 28.84² =
  29. 29.96² =
  30. 30.73² =
  31. 31.66² =
  32. 32.67² =
  33. 33.61² =
  34. 34.42² =
  35. 35.64² =
  36. 36.53² =
  37. 37.58² =
  38. 38.48² =
  39. 39.23² =
  40. 40.41² =

Answer key

  1. 2025
  2. 7056
  3. 1156
  4. 2916
  5. 6561
  6. 7396
  7. 3721
  8. 256
  9. 1444
  10. 9216
  11. 256
  12. 3721
  13. 169
  14. 7569
  15. 169
  16. 4225
  17. 2601
  18. 2025
  19. 625
  20. 225
  21. 484
  22. 3025
  23. 6561
  24. 529
  25. 625
  26. 5041
  27. 9801
  28. 7056
  29. 9216
  30. 5329
  31. 4356
  32. 4489
  33. 3721
  34. 1764
  35. 4096
  36. 2809
  37. 3364
  38. 2304
  39. 529
  40. 1681

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