I have the following JavaScript syntax: var discount = Math.round(100 - (price / listprice) * 100); This rounds up to the whole number. How can I return the result with two decimal places?

I'd like to round at most two decimal places, but only if necessary. Input: 10 1.7777777 9.1 Output: 10 1.78 9.1 How can I do this in JavaScript?

May 26, 2011 · Round the number with 2 decimal points, then make sure to parse it with parseFloat() to return Number, not String unless you don't care if it is String or Number.

However this approach will round to a maximum of N decimal places while I want to always round to N decimal places. For example "2.0" would be rounded to "2". Any ideas?

Nov 13, 2009 · 1) First, you apply .toFixed(2) onto the number that you want to round off the decimal places of. Note that this will convert the value to a string from number.

possible duplicate of round number in JavaScript to N decimal places -- please use the search before you ask a new question.

Jul 2, 2010 · Note that this will round to a maximum of 3 decimal places, just like the round() function suggested above in the default case. If you want to customize that behavior to specify the number of …

The 3 methods you propose are rounding the decimals up. But the question was how to round them down. toFixed is rounding them down.

Nov 22, 2011 · I have a number with a comma, for example: 254,5. I need the 0 behind the ,5 so it stands like 254,50 instead.. I'm using this to get the number: Math.floor(iAlt / 50) * 50; How can i get …

Jul 27, 2020 · How can I round of the number to 2 decimal places in below method ?