How To Fix JavaScript Floating Point Errors

Author: erics, February 27th, 2015

The .toFixed(2) method will round off the value of the field to 2 decimal places

decimalNumTwoPlaces = parseFloat(this.value.toFixed(2));

1	decimalNumTwoPlaces = parseFloat(this.value.toFixed(2));

How To Round And Format Numbers In JavaScript

Author: erics, September 23rd, 2012

var num = 10;
var result = num.toFixed(2); // result will equal 10.00

var num= 170.2305;
var result = num.toFixed(3); // result will equal 170.231

var num = 10;

var result = num.toFixed(2); // result will equal 10.00

var num= 170.2305;

var result = num.toFixed(3); // result will equal 170.231