JSFiddle - React, Tailwind, and code Playground
by magizter
HTML
<script type="text/javascript" src="http://www.rootor.com/js/jmath.js"></script>
<p><span class="amount">123 888 Ft</span> (<span class="nettoround"></span> Ft + ÁFA)<br /><br />ÁFA: <span class="tax"></span>
<br /><br />Nettó kerekítés és formázás nélkül:<br />
<span class="netto"></span>
</p>
JavaScript
$(document).ready(function(){
$('.tax, .netto, .nettoround').css({color: '#00AA00'});
$('.netto').addition('.amount', 1.27);
$('.tax').multiply('.netto', 0.27);
$('.nettoround').text($('.netto').round(0)).prettynumber({ delimiter : ' '});
});