<html><head><title>lesanded</title></head>
<body>
  <script>
   arv=prompt("Mitu lesannet soovid?", "20");
   for(nr=0; nr<arv; nr=nr+1){
    a=Math.floor(Math.random()*10);
    b=Math.floor(Math.random()*(10-a));
    document.writeln((nr+1)+". "+a+"+"+b+"="+(a+b)+"<p>");
   }
  </script>
</body></html>