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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 492 · 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. 1.69² =
  2. 2.83² =
  3. 3.87² =
  4. 4.32² =
  5. 5.19² =
  6. 6.26² =
  7. 7.66² =
  8. 8.71² =
  9. 9.71² =
  10. 10.41² =
  11. 11.82² =
  12. 12.51² =
  13. 13.69² =
  14. 14.76² =
  15. 15.46² =
  16. 16.67² =
  17. 17.35² =
  18. 18.74² =
  19. 19.84² =
  20. 20.69² =
  21. 21.34² =
  22. 22.15² =
  23. 23.81² =
  24. 24.56² =
  25. 25.18² =
  26. 26.68² =
  27. 27.95² =
  28. 28.22² =
  29. 29.52² =
  30. 30.56² =
  31. 31.22² =
  32. 32.58² =
  33. 33.69² =
  34. 34.76² =
  35. 35.35² =
  36. 36.18² =
  37. 37.85² =
  38. 38.53² =
  39. 39.59² =
  40. 40.54² =

Answer key

  1. 4761
  2. 6889
  3. 7569
  4. 1024
  5. 361
  6. 676
  7. 4356
  8. 5041
  9. 5041
  10. 1681
  11. 6724
  12. 2601
  13. 4761
  14. 5776
  15. 2116
  16. 4489
  17. 1225
  18. 5476
  19. 7056
  20. 4761
  21. 1156
  22. 225
  23. 6561
  24. 3136
  25. 324
  26. 4624
  27. 9025
  28. 484
  29. 2704
  30. 3136
  31. 484
  32. 3364
  33. 4761
  34. 5776
  35. 1225
  36. 324
  37. 7225
  38. 2809
  39. 3481
  40. 2916

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