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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 363 · 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. 1.44² =
  2. 2.16² =
  3. 3.66² =
  4. 4.61² =
  5. 5.26² =
  6. 6.49² =
  7. 7.54² =
  8. 8.91² =
  9. 9.17² =
  10. 10.19² =
  11. 11.93² =
  12. 12.17² =
  13. 13.35² =
  14. 14.93² =
  15. 15.76² =
  16. 16.11² =
  17. 17.65² =
  18. 18.89² =
  19. 19.21² =
  20. 20.87² =
  21. 21.76² =
  22. 22.16² =
  23. 23.29² =
  24. 24.33² =
  25. 25.85² =
  26. 26.86² =
  27. 27.81² =
  28. 28.59² =
  29. 29.91² =
  30. 30.91² =
  31. 31.16² =
  32. 32.78² =
  33. 33.13² =
  34. 34.54² =
  35. 35.16² =
  36. 36.97² =
  37. 37.11² =
  38. 38.67² =
  39. 39.11² =
  40. 40.38² =

Answer key

  1. 1936
  2. 256
  3. 4356
  4. 3721
  5. 676
  6. 2401
  7. 2916
  8. 8281
  9. 289
  10. 361
  11. 8649
  12. 289
  13. 1225
  14. 8649
  15. 5776
  16. 121
  17. 4225
  18. 7921
  19. 441
  20. 7569
  21. 5776
  22. 256
  23. 841
  24. 1089
  25. 7225
  26. 7396
  27. 6561
  28. 3481
  29. 8281
  30. 8281
  31. 256
  32. 6084
  33. 169
  34. 2916
  35. 256
  36. 9409
  37. 121
  38. 4489
  39. 121
  40. 1444

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