<?php

$numbers = array("-3", "-2", "-1", "0", "1", "2", "3");

for ($i = 0, $size = sizeof($numbers); $i < $size; $i++) 
{
    if(!$numbers[$i] == '0')
    {    
        $say = 4000/$numbers[$i];
        echo "4000 bölündü $numbers[$i]... $say<br>";
    }
}

?>