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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 552 · 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. 1.33² =
  2. 2.86² =
  3. 3.41² =
  4. 4.33² =
  5. 5.61² =
  6. 6.27² =
  7. 7.99² =
  8. 8.62² =
  9. 9.65² =
  10. 10.48² =
  11. 11.44² =
  12. 12.28² =
  13. 13.94² =
  14. 14.87² =
  15. 15.21² =
  16. 16.99² =
  17. 17.17² =
  18. 18.58² =
  19. 19.16² =
  20. 20.33² =
  21. 21.34² =
  22. 22.68² =
  23. 23.92² =
  24. 24.31² =
  25. 25.88² =
  26. 26.69² =
  27. 27.84² =
  28. 28.79² =
  29. 29.32² =
  30. 30.33² =
  31. 31.66² =
  32. 32.77² =
  33. 33.63² =
  34. 34.64² =
  35. 35.95² =
  36. 36.14² =
  37. 37.92² =
  38. 38.62² =
  39. 39.54² =
  40. 40.75² =

Answer key

  1. 1089
  2. 7396
  3. 1681
  4. 1089
  5. 3721
  6. 729
  7. 9801
  8. 3844
  9. 4225
  10. 2304
  11. 1936
  12. 784
  13. 8836
  14. 7569
  15. 441
  16. 9801
  17. 289
  18. 3364
  19. 256
  20. 1089
  21. 1156
  22. 4624
  23. 8464
  24. 961
  25. 7744
  26. 4761
  27. 7056
  28. 6241
  29. 1024
  30. 1089
  31. 4356
  32. 5929
  33. 3969
  34. 4096
  35. 9025
  36. 196
  37. 8464
  38. 3844
  39. 2916
  40. 5625

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