let num = 12.5452411;<br /> num = num.toFixed(3); // 12.545

Math.round(3.14159) // 3<br /> Math.round(3.5) // 4<br /> Math.floor(3.8) // 3<br /> Math.ceil(3.2) // 4<br />

var number = 12.3456789;<br /> var rounded = Math.round( number * 10 ) / 10;<br /> // rounded is 12.3

var subTotal=”12.1345″;// can also be int, float, string<br /> var subTotalFormatted=parseFloat(subTotal).toFixed(2); //”12.13″

var num = 125465.33695;<br /> console.log(num.toFixed(2)) //125465.33

>>> parseFloat(0.9999999.toFixed(4));<br /> 1<br /> >>> parseFloat(0.0009999999.toFixed(4));<br /> 0.001<br /> >>> parseFloat(0.0000009999999.toFixed(4));<br /> 0<br />

var numb = 123.23454;<br /> numb = numb.toFixed(2);</p> <p>myNumber.toFixed(7);

Math.round(num * 100) / 100<br />

Math.round((num + Number.EPSILON) * 100) / 100

round(12345.6789, 2) // 12345.68<br /> round(12345.6789, 1) // 12345.7