round to the nearest tenth js code example

Example 1: how to displayan inteiger to a tenth in javascript

Math.round(3.14159 * 100) / 100  // 3.14

3.14159.toFixed(2);              // 3.14 returns a string
parseFloat(3.14159.toFixed(2));  // 3.14 returns a number

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

Example 2: javascript round to nearest 10

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

Example 3: math.round to nearest hundreth

//to round up to two decimal places
function money_round(num) {
    return Math.ceil(num * 100) / 100;
}

Example 4: Rounding Up To The Nearest Hundred js

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