Project created for my practice.
If you want testing this app just click on Clone project and open in your Android Studio.
Screnshots:
Implemented functions:
| Function | Status |
|---|---|
| Sum | Done |
| Subtraction | Done |
| Multiplication | Done |
| Division | Done |
| Percent | Done |
| Invert Signal | Done |
| Clear | Done |
| Cancel Entry | Done |