This Documentation will tell you instructions about how to use the application.
Just click on the application after extracting the zip file and follow the directions on the screen.
After Launching the Application:
1. Press 1 if you want to add, 2 if you want to subtract, 3 if you want to multiply, or 4 if you want to divide.
2. enter the first number of the equation
3. Press enter
4. Enter the second number of the equation
5. Press enter
6. your answer will show up on the screen
7. press any button to close the application.