HOW TO DO CALCULATIONS IN COMMAND PROMPT

STEP 1:- Go to Start Button and then click on RUN Option or simply press CTRL+R(shortcut).


STEP 2:- Type CMD and press Enter.

STEP 3:- The command prompt CMD.EXE also serves as a mini-calculator and can perform simple   arithmetic calculations on 32-bit signed integers:


C:\>set /a 3+3
6


C:\>set /a 2*(9/2)
8


C:\>set /a (2*9)/2
9


C:\>set /a "31>>2"
7


NOTE:- For more information, type set /? in the command prompt...
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