番号を一緒に追加できる非常に単純なバッチファイルが必要です。次のようなことを考えていました
@echo off
Set /a number1=enter a number
Set /a number2=enter your second number
set /a sum1==%number1%+%number2%
echo your fist numer was %number1% and your second number was %number2%
echo When you add them both together you get %sum1% hmmmmmmmmmmmmmm
pause