Question

Create a batch file program that would make simple calculator.
The numbers to be entered must have 1 whole number and with 2 decimal points.
The output must be in the center of the screen.

Answer 1

@echo off
rem DOS batch language doesn't support floating point values

:calc
cls
echo Enter mathematical expression:

set /p expression=
set /a result=%expression%

set result= & %result%
echo %result:~-40%

pause
goto calc