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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 536 · 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. 1.31² =
  2. 2.88² =
  3. 3.62² =
  4. 4.64² =
  5. 5.86² =
  6. 6.15² =
  7. 7.92² =
  8. 8.13² =
  9. 9.56² =
  10. 10.74² =
  11. 11.17² =
  12. 12.17² =
  13. 13.21² =
  14. 14.61² =
  15. 15.41² =
  16. 16.27² =
  17. 17.98² =
  18. 18.19² =
  19. 19.41² =
  20. 20.45² =
  21. 21.54² =
  22. 22.94² =
  23. 23.63² =
  24. 24.58² =
  25. 25.69² =
  26. 26.51² =
  27. 27.81² =
  28. 28.11² =
  29. 29.48² =
  30. 30.68² =
  31. 31.84² =
  32. 32.21² =
  33. 33.74² =
  34. 34.48² =
  35. 35.23² =
  36. 36.19² =
  37. 37.81² =
  38. 38.17² =
  39. 39.49² =
  40. 40.59² =

Answer key

  1. 961
  2. 7744
  3. 3844
  4. 4096
  5. 7396
  6. 225
  7. 8464
  8. 169
  9. 3136
  10. 5476
  11. 289
  12. 289
  13. 441
  14. 3721
  15. 1681
  16. 729
  17. 9604
  18. 361
  19. 1681
  20. 2025
  21. 2916
  22. 8836
  23. 3969
  24. 3364
  25. 4761
  26. 2601
  27. 6561
  28. 121
  29. 2304
  30. 4624
  31. 7056
  32. 441
  33. 5476
  34. 2304
  35. 529
  36. 361
  37. 6561
  38. 289
  39. 2401
  40. 3481

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