bash operator usage

Posted 2020-10-20

#! /bin/bash
a=100
b=20
echo "a-b=$(($a-$b))"
echo "a+b=$(($a+$b))"
echo "ab=$(($a$b))"
echo "a/b=$(($a/$b))"
echo "a

b=$(($a

$b))"
echo "a%b=$(($a%$b))"