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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 553 · 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. 1.33² =
  2. 2.26² =
  3. 3.58² =
  4. 4.25² =
  5. 5.27² =
  6. 6.55² =
  7. 7.12² =
  8. 8.98² =
  9. 9.46² =
  10. 10.42² =
  11. 11.16² =
  12. 12.31² =
  13. 13.68² =
  14. 14.53² =
  15. 15.94² =
  16. 16.28² =
  17. 17.54² =
  18. 18.77² =
  19. 19.81² =
  20. 20.68² =
  21. 21.58² =
  22. 22.21² =
  23. 23.25² =
  24. 24.54² =
  25. 25.78² =
  26. 26.59² =
  27. 27.31² =
  28. 28.97² =
  29. 29.86² =
  30. 30.23² =
  31. 31.84² =
  32. 32.44² =
  33. 33.51² =
  34. 34.34² =
  35. 35.54² =
  36. 36.72² =
  37. 37.31² =
  38. 38.45² =
  39. 39.27² =
  40. 40.41² =

Answer key

  1. 1089
  2. 676
  3. 3364
  4. 625
  5. 729
  6. 3025
  7. 144
  8. 9604
  9. 2116
  10. 1764
  11. 256
  12. 961
  13. 4624
  14. 2809
  15. 8836
  16. 784
  17. 2916
  18. 5929
  19. 6561
  20. 4624
  21. 3364
  22. 441
  23. 625
  24. 2916
  25. 6084
  26. 3481
  27. 961
  28. 9409
  29. 7396
  30. 529
  31. 7056
  32. 1936
  33. 2601
  34. 1156
  35. 2916
  36. 5184
  37. 961
  38. 2025
  39. 729
  40. 1681

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