this is basic functional calculator created with flutter. there is some improvment need to make. please tell me my mistakes on this application if you see any ... fill free to use this app it take a day mabey twe to write it and it was fun...!
This project is a starting point for a Flutter application.
A few resources to get you started if this is your first Flutter project:
For help getting started with Flutter, view our online documentation, which offers tutorials, samples, guidance on mobile development, and a full API reference.