How to Make a CMD Calculator Using Notepad

1.Open notepad by going to Start> All Programs> Accessories> Notepad. Vista and 7       users can just type "notepad", without quotes, into the start menu and hit enter

2.Copy the following code:

• @echo off
•  :start
• Echo Press 1 for Addition
• echo Press 2 for Subtraction
• echo Press 3 for Multiplication
• echo Press 4 for Division
• echo Press 5 to Quit
• set /p type=
• if %type%==1 goto a
• if %type%==2 goto b
• if %type%==3 goto c
• if %type%==4 goto d
• if %type%==5 goto e
•  :a
• echo Addition
• echo Please choose the 2 numbers you wish to add
• set /p num1=
• set /p num2=
• echo %num1%+%num2%?
• pause
• set /a Answer=%num1%+%num2%
• echo %Answer%
• pause
• goto start
•  :b
• echo Subtraction
• echo Please choose the 2 numbers you wish to subtract
• set /p num1=
• set /p num2=
• echo %num1%-%num2%?
• pause
• set /a Answer=%num1%-%num2%
• echo %Answer%
• pause
• goto start
•  :c
• echo Multiplication
• echo Please choose the 2 numbers you wish to multiply
• set /p num1=
• set /p num2=
• echo %num1%*%num2%?
• pause
• set /a Answer=%num1%*%num2%
• echo %Answer%
• pause
• goto start
•  :d
• echo Division
• echo Please choose the 2 numbers you wish to divide
• set /p num1=
• set /p num2=
• echo %num1%/%num2%?
• pause
• set /a Answer=%num1%/%num2%
• echo %Answer%
• pause
• goto start
•  :e
• echo. Done!

3.  Go to File> Save As

• Change the "Save as type" box to "All Files"
• Type "anything.bat" into file name and click "Save"

4. Double click the file and Follow the simple instructions and your answer will be displayed