#!/usr/bin/env bash echo " ---------------------- The additions script ---------------------- " echo echo "Enter two value, the script will calculate them." echo echo -n "First : " read first echo -n "$first+" read second echo "$first+$second=`echo $(($first+$second))`" echo "$first plus $second equal to `echo $(($first+$second))`" echo echo "Now, the same thing with substracting :" echo -n "First : " read first echo -n "$first-" read second echo "$first-$second=`echo $(($first-$second))`" echo "$first substracted to $second equal to `echo $(($first-$second))`" echo echo "Now, with dividing :" echo echo -n "First : " read first echo -n "$first/" read second echo "$first/$second=`echo $(($first/$second))`" echo "$first divided $second equal to `echo $(($first/$second))`" echo echo "Now, with... Multiplication !" echo echo -n "First : " read first echo -n "$first*" read second echo "$first*$second=`echo $(($first*$second))`" echo "$first multiplicated by $second equal to `echo $(($first*$second))`" echo echo "End of script"