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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 750 · 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. 1.26² =
  2. 2.28² =
  3. 3.75² =
  4. 4.13² =
  5. 5.23² =
  6. 6.77² =
  7. 7.93² =
  8. 8.85² =
  9. 9.39² =
  10. 10.52² =
  11. 11.62² =
  12. 12.37² =
  13. 13.71² =
  14. 14.55² =
  15. 15.79² =
  16. 16.61² =
  17. 17.63² =
  18. 18.98² =
  19. 19.27² =
  20. 20.21² =
  21. 21.81² =
  22. 22.35² =
  23. 23.99² =
  24. 24.41² =
  25. 25.21² =
  26. 26.95² =
  27. 27.87² =
  28. 28.71² =
  29. 29.12² =
  30. 30.69² =
  31. 31.32² =
  32. 32.86² =
  33. 33.12² =
  34. 34.25² =
  35. 35.35² =
  36. 36.24² =
  37. 37.15² =
  38. 38.41² =
  39. 39.46² =
  40. 40.87² =

Answer key

  1. 676
  2. 784
  3. 5625
  4. 169
  5. 529
  6. 5929
  7. 8649
  8. 7225
  9. 1521
  10. 2704
  11. 3844
  12. 1369
  13. 5041
  14. 3025
  15. 6241
  16. 3721
  17. 3969
  18. 9604
  19. 729
  20. 441
  21. 6561
  22. 1225
  23. 9801
  24. 1681
  25. 441
  26. 9025
  27. 7569
  28. 5041
  29. 144
  30. 4761
  31. 1024
  32. 7396
  33. 144
  34. 625
  35. 1225
  36. 576
  37. 225
  38. 1681
  39. 2116
  40. 7569

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