var numb = 123.23454; numb = numb.toFixed(2);
var subTotal="12.1345";// can also be int, float, string var subTotalFormatted=parseFloat(subTotal).toFixed(2); //"12.13"
var num = 2; var roundedString = num.toFixed(2);// 2.00
var num = 5.56789; var n = num.toFixed(2);
Math.round((num + Number.EPSILON) * 100) / 100