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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 35 · 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. 1.35² =
  2. 2.89² =
  3. 3.44² =
  4. 4.33² =
  5. 5.31² =
  6. 6.13² =
  7. 7.17² =
  8. 8.61² =
  9. 9.27² =
  10. 10.57² =
  11. 11.26² =
  12. 12.92² =
  13. 13.75² =
  14. 14.27² =
  15. 15.41² =
  16. 16.41² =
  17. 17.65² =
  18. 18.68² =
  19. 19.44² =
  20. 20.25² =
  21. 21.69² =
  22. 22.78² =
  23. 23.14² =
  24. 24.73² =
  25. 25.41² =
  26. 26.27² =
  27. 27.29² =
  28. 28.74² =
  29. 29.59² =
  30. 30.34² =
  31. 31.31² =
  32. 32.92² =
  33. 33.94² =
  34. 34.16² =
  35. 35.26² =
  36. 36.54² =
  37. 37.74² =
  38. 38.24² =
  39. 39.77² =
  40. 40.94² =

Answer key

  1. 1225
  2. 7921
  3. 1936
  4. 1089
  5. 961
  6. 169
  7. 289
  8. 3721
  9. 729
  10. 3249
  11. 676
  12. 8464
  13. 5625
  14. 729
  15. 1681
  16. 1681
  17. 4225
  18. 4624
  19. 1936
  20. 625
  21. 4761
  22. 6084
  23. 196
  24. 5329
  25. 1681
  26. 729
  27. 841
  28. 5476
  29. 3481
  30. 1156
  31. 961
  32. 8464
  33. 8836
  34. 256
  35. 676
  36. 2916
  37. 5476
  38. 576
  39. 5929
  40. 8836

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