JSFiddle - React, Tailwind, and code Playground

HTML

<div class="prices">11.99</div>
<div class="prices">1.99</div>
<div id="price">99</div>

JavaScript

var price = 0;
				$('div.prices, div#price').each(function(){ 
					price = price + parseFloat($(this).html());					
				});
				alert(price)