JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://code.jquery.com/jquery-3.2.1.min.js"></script>
<html>
  <body>
    <label>Input A</label><input id="inputA" name="Test_cc4abb3b-4c1c-45a4-83fc-af4a2dcb1d99" type="text">
    <label>Input B</label><input id="inputB" name="Result_caa241-41wa4-41231-512341as-145123" type="text">
  </body>
</html>

JavaScript

$(function() {
	$("*[name*='Test_']").on('change', function() {
  	$("*[name*='Result_']").val( ($("*[name*='Test_']").val() * 2) );
  })
});