CoderByte Challenge: Formatted Division

formatteddivision.js

function FormattedDivision(num1, num2){
    var quotient = num1 / num2;
    var fixed = quotient.toFixed(4);
    var parts = fixed.toString().split(".");
    parts[0] = parts[0].replace(/\B(?=(\d{3})+(?!\d))/g, ",");
    
    return parts.join(".");
}