teste.jsp

<%@ page contentType="text/html; charset=iso-8859-1" language="java" import="java.sql.*" errorPage="" %>
    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">

        <head>
            <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"/>
            <title>Teste JSP</title>
        </head>
        <link rel="shortcut icon" href="favicon.ico" />

        <body bgcolor="#00FFFF">
            <h1 align="center">Teste JSP</h1>
            <%
                     float x=5;
                     float y=4;
                     float soma=x + y;
            %>
                <p>A soma de 5 e 4 é <% out.println( "" + soma); %></p>
        </body>

    </html>