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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 698 · 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. 1.75² =
  2. 2.74² =
  3. 3.11² =
  4. 4.68² =
  5. 5.27² =
  6. 6.42² =
  7. 7.95² =
  8. 8.41² =
  9. 9.32² =
  10. 10.61² =
  11. 11.58² =
  12. 12.89² =
  13. 13.13² =
  14. 14.56² =
  15. 15.28² =
  16. 16.55² =
  17. 17.49² =
  18. 18.58² =
  19. 19.42² =
  20. 20.84² =
  21. 21.46² =
  22. 22.67² =
  23. 23.93² =
  24. 24.67² =
  25. 25.17² =
  26. 26.45² =
  27. 27.81² =
  28. 28.68² =
  29. 29.36² =
  30. 30.35² =
  31. 31.83² =
  32. 32.99² =
  33. 33.27² =
  34. 34.61² =
  35. 35.14² =
  36. 36.56² =
  37. 37.57² =
  38. 38.97² =
  39. 39.31² =
  40. 40.74² =

Answer key

  1. 5625
  2. 5476
  3. 121
  4. 4624
  5. 729
  6. 1764
  7. 9025
  8. 1681
  9. 1024
  10. 3721
  11. 3364
  12. 7921
  13. 169
  14. 3136
  15. 784
  16. 3025
  17. 2401
  18. 3364
  19. 1764
  20. 7056
  21. 2116
  22. 4489
  23. 8649
  24. 4489
  25. 289
  26. 2025
  27. 6561
  28. 4624
  29. 1296
  30. 1225
  31. 6889
  32. 9801
  33. 729
  34. 3721
  35. 196
  36. 3136
  37. 3249
  38. 9409
  39. 961
  40. 5476

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