round to nearest tenth javascript code example

Example 1: round to nearest hundredth javascript

Math.round(X);           // round X to an integer
Math.round(10*X)/10;     // round X to tenths
Math.round(100*X)/100;   // round X to hundredths
Math.round(1000*X)/1000; // round X to thousandths

Example 2: javascript round to nearest 10

var rounded = Math.round(number / 10) * 10

Example 3: rounding to nearest hundredth js

Math.round(X);           // round X to an integer
Math.round(10*X)/10;     // round X to tenths
Math.round(100*X)/100;   // round X to hundredths
Math.round(1000*X)/1000; // round X to thousandths
...

Example 4: round to nearest decimal javascript

function round(value, precision) {
    var multiplier = Math.pow(10, precision || 0);
    return Math.round(value * multiplier) / multiplier;
}

Example 5: round to nearest decimal javascript

round(12345.6789, 2) // 12345.68
round(12345.6789, 1) // 12345.7

Example 6: Rounding Up To The Nearest Hundred js

function round100 (num1) {
    return Math.round(num1/100)*100;
}