Rounding calculator to round numbers up or down to any decimal place. If the desired number of decimals are higher than the actual number zeros are added to create the desired decimal length. Here are two approaches.
Posted by Marco Barbero on 12 February 2018 If we want to round a number at most with 2 decimal places a common use is the follow.
See the Pen javascript-math-exercise-14 by w3resource w3resource on CodePen. For example to round the number to the 2nd digit after the decimal we can multiply the number by 100 or a bigger power of 10 call the rounding function and then divide it back. The string 901345 was rounded to 901. To get the result with two decimals you can do like this.