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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 628 · 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. 2.55² =
  3. 3.26² =
  4. 4.51² =
  5. 5.26² =
  6. 6.21² =
  7. 7.84² =
  8. 8.54² =
  9. 9.46² =
  10. 10.79² =
  11. 11.21² =
  12. 12.21² =
  13. 13.99² =
  14. 14.27² =
  15. 15.91² =
  16. 16.99² =
  17. 17.82² =
  18. 18.66² =
  19. 19.22² =
  20. 20.16² =
  21. 21.48² =
  22. 22.37² =
  23. 23.27² =
  24. 24.71² =
  25. 25.85² =
  26. 26.61² =
  27. 27.77² =
  28. 28.48² =
  29. 29.87² =
  30. 30.49² =
  31. 31.92² =
  32. 32.84² =
  33. 33.87² =
  34. 34.58² =
  35. 35.74² =
  36. 36.61² =
  37. 37.93² =
  38. 38.69² =
  39. 39.11² =
  40. 40.44² =

Answer key

  1. 8464
  2. 3025
  3. 676
  4. 2601
  5. 676
  6. 441
  7. 7056
  8. 2916
  9. 2116
  10. 6241
  11. 441
  12. 441
  13. 9801
  14. 729
  15. 8281
  16. 9801
  17. 6724
  18. 4356
  19. 484
  20. 256
  21. 2304
  22. 1369
  23. 729
  24. 5041
  25. 7225
  26. 3721
  27. 5929
  28. 2304
  29. 7569
  30. 2401
  31. 8464
  32. 7056
  33. 7569
  34. 3364
  35. 5476
  36. 3721
  37. 8649
  38. 4761
  39. 121
  40. 1936

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