JSFiddle - React, Tailwind, and code Playground

HTML

<table border="1px" id="mytable">
    <tr>
      <td>one</td>
      <td>two</td>
    </tr>
    <tr>
      <td>200</td>
      <td>50</td>
    </tr>
</table>

CSS

.lowerthan100{
 background-color:red; 
 color:white;   
}
.higherthan100{
 background-color:white;   
 color:red; 
}

JavaScript

$('#mytable td').each(function() {
    if(parseInt($(this).html())>100){
    $(this).addClass("higherthan100");
    }else if (parseInt($(this).html())<100){
    $(this).addClass("lowerthan100");
    }    
 });