Go to start > run > type cmd hit enter
Now type c:\>set /a 10+10 hit enter
You got answer 20.
Use all arithmetic operators and expressions for calculation.
See below calculation.
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If you want more details type c;\>set /? hit enter.
If you want mini calculator in batch file, simply copy below code and paste to the notepad.
@echo off
:A
cls
echo Simple Calculator
set /p B=Enter the value and hit enter:
set /a C=%B%
echo %B% = %C%
pause
goto A
Save Calculator.bat
.bat is extension for batch file
Now double click that bat file, your mini calculator Is ready like below.
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Enjoy these steps have a nice day...
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