Calculator bat file commands
calculator app using variables @echo off :start set /p MATH=Input_values? set /a RESULT=%MATH% echo %RESULT% if %RESULT%==5 start app.exe pause cls goto start Explanations set /p MATH=Input_values? to initiate a maths calculation set /a RESULT=%MATH% to show the answers if %RESULT%==5 start app.exe to perform another process. This is not necessary pause freeze the screen to move next command. avoid screen exit goto start to search the word next to goto and re do the process what is written below after the search done on a word