Write a bash script to read two real numbers from the user and output the results of the four operations, as shown in the example below:

Enter $1$st value :

$8\mathrm{.}2$

Enter $2$nd value :

$3\mathrm{.}5$

Result of $+$ is $11\mathrm{.}7$

Result of $-$ is $4\mathrm{.}7$

Result of $*$ is $28\mathrm{.}70$

Result of $/$ is $2\mathrm{.}34$