<?php 
     
    $sayi1=rand(1,15); 
    $sayi2=rand(1,15); 
    echo "Sayi1=".$sayi1."<br>"; 
    echo "Sayi2=".$sayi2."<br>"; 
    $islem="*"; 
     
    switch($islem){ 
        case '+': 
        echo $sonuc=$sayi1+$sayi2; 
            break; 
             
        case '-': 
        echo $sonuc=$sayi1-$sayi2; 
            break; 
             
        case '*': 
        echo $sonuc=$sayi1*$sayi2; 
            break; 
             
        case '/': 
        echo $sonuc=$sayi1/$sayi2; 
            break; 
    } 
?>