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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 876 · 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. 2.61² =
  3. 3.91² =
  4. 4.39² =
  5. 5.94² =
  6. 6.96² =
  7. 7.28² =
  8. 8.79² =
  9. 9.31² =
  10. 10.78² =
  11. 11.31² =
  12. 12.53² =
  13. 13.23² =
  14. 14.33² =
  15. 15.76² =
  16. 16.35² =
  17. 17.71² =
  18. 18.26² =
  19. 19.18² =
  20. 20.79² =
  21. 21.65² =
  22. 22.32² =
  23. 23.87² =
  24. 24.74² =
  25. 25.31² =
  26. 26.41² =
  27. 27.48² =
  28. 28.52² =
  29. 29.21² =
  30. 30.61² =
  31. 31.42² =
  32. 32.95² =
  33. 33.28² =
  34. 34.72² =
  35. 35.14² =
  36. 36.16² =
  37. 37.21² =
  38. 38.83² =
  39. 39.63² =
  40. 40.79² =

Answer key

  1. 961
  2. 3721
  3. 8281
  4. 1521
  5. 8836
  6. 9216
  7. 784
  8. 6241
  9. 961
  10. 6084
  11. 961
  12. 2809
  13. 529
  14. 1089
  15. 5776
  16. 1225
  17. 5041
  18. 676
  19. 324
  20. 6241
  21. 4225
  22. 1024
  23. 7569
  24. 5476
  25. 961
  26. 1681
  27. 2304
  28. 2704
  29. 441
  30. 3721
  31. 1764
  32. 9025
  33. 784
  34. 5184
  35. 196
  36. 256
  37. 441
  38. 6889
  39. 3969
  40. 6241

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