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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 904 · 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. 1.79² =
  2. 2.48² =
  3. 3.53² =
  4. 4.37² =
  5. 5.58² =
  6. 6.59² =
  7. 7.76² =
  8. 8.51² =
  9. 9.35² =
  10. 10.71² =
  11. 11.61² =
  12. 12.59² =
  13. 13.55² =
  14. 14.51² =
  15. 15.36² =
  16. 16.53² =
  17. 17.22² =
  18. 18.59² =
  19. 19.81² =
  20. 20.99² =
  21. 21.34² =
  22. 22.24² =
  23. 23.28² =
  24. 24.85² =
  25. 25.23² =
  26. 26.98² =
  27. 27.15² =
  28. 28.45² =
  29. 29.26² =
  30. 30.28² =
  31. 31.73² =
  32. 32.66² =
  33. 33.47² =
  34. 34.39² =
  35. 35.96² =
  36. 36.77² =
  37. 37.26² =
  38. 38.89² =
  39. 39.71² =
  40. 40.25² =

Answer key

  1. 6241
  2. 2304
  3. 2809
  4. 1369
  5. 3364
  6. 3481
  7. 5776
  8. 2601
  9. 1225
  10. 5041
  11. 3721
  12. 3481
  13. 3025
  14. 2601
  15. 1296
  16. 2809
  17. 484
  18. 3481
  19. 6561
  20. 9801
  21. 1156
  22. 576
  23. 784
  24. 7225
  25. 529
  26. 9604
  27. 225
  28. 2025
  29. 676
  30. 784
  31. 5329
  32. 4356
  33. 2209
  34. 1521
  35. 9216
  36. 5929
  37. 676
  38. 7921
  39. 5041
  40. 625

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