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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 884 · 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. 1.92² =
  2. 2.23² =
  3. 3.76² =
  4. 4.76² =
  5. 5.54² =
  6. 6.14² =
  7. 7.18² =
  8. 8.24² =
  9. 9.16² =
  10. 10.38² =
  11. 11.54² =
  12. 12.21² =
  13. 13.25² =
  14. 14.29² =
  15. 15.95² =
  16. 16.85² =
  17. 17.81² =
  18. 18.16² =
  19. 19.19² =
  20. 20.21² =
  21. 21.23² =
  22. 22.91² =
  23. 23.18² =
  24. 24.91² =
  25. 25.12² =
  26. 26.53² =
  27. 27.93² =
  28. 28.33² =
  29. 29.19² =
  30. 30.95² =
  31. 31.42² =
  32. 32.14² =
  33. 33.87² =
  34. 34.24² =
  35. 35.16² =
  36. 36.69² =
  37. 37.79² =
  38. 38.41² =
  39. 39.51² =
  40. 40.16² =

Answer key

  1. 8464
  2. 529
  3. 5776
  4. 5776
  5. 2916
  6. 196
  7. 324
  8. 576
  9. 256
  10. 1444
  11. 2916
  12. 441
  13. 625
  14. 841
  15. 9025
  16. 7225
  17. 6561
  18. 256
  19. 361
  20. 441
  21. 529
  22. 8281
  23. 324
  24. 8281
  25. 144
  26. 2809
  27. 8649
  28. 1089
  29. 361
  30. 9025
  31. 1764
  32. 196
  33. 7569
  34. 576
  35. 256
  36. 4761
  37. 6241
  38. 1681
  39. 2601
  40. 256

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