Thursday, March 16, 2017

Shell Scripting Tutorial for Beginners 10 - Perform arithmetic operations

#! /bin/bash

num1=20
num2=5

echo $(( num1 + num2 ))
echo $(( num1 - num2 ))
echo $(( num1 * num2 ))
echo $(( num1 / num2 ))
echo $(( num1 % num2 ))


echo $(expr $num1 + $num2 )
echo $(expr  $num1 - $num2 )
echo $(expr  $num1 \* $num2 )
echo $(expr  $num1 / $num2 )
echo $(expr  $num1 % $num2 )

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