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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 52 · 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. 1.88² =
  2. 2.53² =
  3. 3.98² =
  4. 4.91² =
  5. 5.14² =
  6. 6.76² =
  7. 7.51² =
  8. 8.93² =
  9. 9.35² =
  10. 10.77² =
  11. 11.79² =
  12. 12.25² =
  13. 13.61² =
  14. 14.28² =
  15. 15.73² =
  16. 16.12² =
  17. 17.42² =
  18. 18.23² =
  19. 19.67² =
  20. 20.24² =
  21. 21.37² =
  22. 22.66² =
  23. 23.62² =
  24. 24.22² =
  25. 25.14² =
  26. 26.96² =
  27. 27.89² =
  28. 28.65² =
  29. 29.76² =
  30. 30.25² =
  31. 31.81² =
  32. 32.41² =
  33. 33.52² =
  34. 34.61² =
  35. 35.85² =
  36. 36.68² =
  37. 37.91² =
  38. 38.56² =
  39. 39.99² =
  40. 40.96² =

Answer key

  1. 7744
  2. 2809
  3. 9604
  4. 8281
  5. 196
  6. 5776
  7. 2601
  8. 8649
  9. 1225
  10. 5929
  11. 6241
  12. 625
  13. 3721
  14. 784
  15. 5329
  16. 144
  17. 1764
  18. 529
  19. 4489
  20. 576
  21. 1369
  22. 4356
  23. 3844
  24. 484
  25. 196
  26. 9216
  27. 7921
  28. 4225
  29. 5776
  30. 625
  31. 6561
  32. 1681
  33. 2704
  34. 3721
  35. 7225
  36. 4624
  37. 8281
  38. 3136
  39. 9801
  40. 9216

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