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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 392 · 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. 1.81² =
  2. 2.28² =
  3. 3.41² =
  4. 4.36² =
  5. 5.65² =
  6. 6.82² =
  7. 7.83² =
  8. 8.28² =
  9. 9.21² =
  10. 10.71² =
  11. 11.74² =
  12. 12.75² =
  13. 13.73² =
  14. 14.55² =
  15. 15.83² =
  16. 16.18² =
  17. 17.12² =
  18. 18.55² =
  19. 19.16² =
  20. 20.39² =
  21. 21.81² =
  22. 22.71² =
  23. 23.74² =
  24. 24.12² =
  25. 25.77² =
  26. 26.23² =
  27. 27.59² =
  28. 28.27² =
  29. 29.99² =
  30. 30.16² =
  31. 31.18² =
  32. 32.71² =
  33. 33.69² =
  34. 34.52² =
  35. 35.76² =
  36. 36.52² =
  37. 37.39² =
  38. 38.81² =
  39. 39.23² =
  40. 40.96² =

Answer key

  1. 6561
  2. 784
  3. 1681
  4. 1296
  5. 4225
  6. 6724
  7. 6889
  8. 784
  9. 441
  10. 5041
  11. 5476
  12. 5625
  13. 5329
  14. 3025
  15. 6889
  16. 324
  17. 144
  18. 3025
  19. 256
  20. 1521
  21. 6561
  22. 5041
  23. 5476
  24. 144
  25. 5929
  26. 529
  27. 3481
  28. 729
  29. 9801
  30. 256
  31. 324
  32. 5041
  33. 4761
  34. 2704
  35. 5776
  36. 2704
  37. 1521
  38. 6561
  39. 529
  40. 9216

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