airthmatic

Example: 1

    <?php
    $num1 = 10;
    $num2 = 2;

    echo $num1 + $num2;
    ?>

Example: 2

    <?php
    $num1 = 10;
    $num2 = 2;
    echo $num1 - $num2;
    ?>

Example: 3

    <?php
    $num1 = 10;
    $num2 = 2;
    echo $num1 / $num2;
    ?>

Example: 4

    <?php
    $num1 = 10;
    $num2 = 2;
    echo $num1 + $num2 / $num2;
    ?>

Example: 5

    <?php
    $num1 = 10;
    $num2 = 2;
    echo ($num1 + $num2) / $num2;
    ?>