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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 856 · 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. 1.88² =
  2. 2.41² =
  3. 3.95² =
  4. 4.36² =
  5. 5.21² =
  6. 6.85² =
  7. 7.87² =
  8. 8.28² =
  9. 9.81² =
  10. 10.92² =
  11. 11.32² =
  12. 12.66² =
  13. 13.25² =
  14. 14.27² =
  15. 15.61² =
  16. 16.64² =
  17. 17.31² =
  18. 18.42² =
  19. 19.87² =
  20. 20.83² =
  21. 21.29² =
  22. 22.71² =
  23. 23.27² =
  24. 24.19² =
  25. 25.51² =
  26. 26.53² =
  27. 27.34² =
  28. 28.41² =
  29. 29.12² =
  30. 30.34² =
  31. 31.91² =
  32. 32.67² =
  33. 33.19² =
  34. 34.81² =
  35. 35.85² =
  36. 36.13² =
  37. 37.51² =
  38. 38.59² =
  39. 39.25² =
  40. 40.31² =

Answer key

  1. 7744
  2. 1681
  3. 9025
  4. 1296
  5. 441
  6. 7225
  7. 7569
  8. 784
  9. 6561
  10. 8464
  11. 1024
  12. 4356
  13. 625
  14. 729
  15. 3721
  16. 4096
  17. 961
  18. 1764
  19. 7569
  20. 6889
  21. 841
  22. 5041
  23. 729
  24. 361
  25. 2601
  26. 2809
  27. 1156
  28. 1681
  29. 144
  30. 1156
  31. 8281
  32. 4489
  33. 361
  34. 6561
  35. 7225
  36. 169
  37. 2601
  38. 3481
  39. 625
  40. 961

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