To created a calculator Write the following code into notepad and save it as .bat

@echo off


title Welcome to Notepad Calculator

color 1f

:top

echo ————————————————————–

echo Created by AshiQue

echo ————————————————————–

echo.

set /p sum=

set /a ans=%sum%

echo.

echo = %ans%

echo ————————————————————–

pause

cls

echo Previous Answer: %ans%

goto top

pause

exit