JSFiddle - React, Tailwind, and code Playground
HTML
<img width="24" id="arrowleftup" height="25" src="http://xronn.co.uk/battlearena/assets/img/map/arrows/arrowup.gif" onclick="move('upleft')" style="cursor:pointer;">
<div id="storenumber">0</div>
JavaScript
$( "#arrowleftup" ).click(function() {
var number = 1 + Math.floor(Math.random() * 10);
$('#storenumber').text(number);
});