please make it fast

Practical AJAX The following Webpage is designed using AJAX, when the user enters the two numbers, the summation quickly appears in the div section. The code of the following page is ready and written for you in the named file: form_1.php 1-Write the appropriate code in val.php to do this functionality (the summation of numbers). 2- Only upload the val.php file to e-leaming, do not upload the form_1.php Good Luck