If you wanted to round up to 2 decimal places, add 0.005 to the number before rounding. Likewise to round down, subtract 0.005 before passing to Math.Round function.

May 11, 2010 · 403 If you just want to print a double with two digits after the decimal point, use something like this:

Notice that there are three different rounding rules you might want to choose: round down (ie, truncate after two decimal places), rounded to nearest, and round up. Usually, you want round to nearest.

If you ask code to round a floating-point number to two decimal places, returning another floating-point number, there's no guarantee that the closest approximation to the "right" answer will have only two …

That does indeed work how I want. Is the difference simply that round() works with significant digits while setScale works with a fixed number of decimal places or is there more to it?

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?

5 The answers here didn't help me, it kept rounding up or giving me the wrong decimal. my solution converts your decimal to a string, extracts the characters and then returns the whole thing as a number.

I need to convert minutes to hours, rounded off to two decimal places. I also need to display only up to two numbers after the decimal point. So if I have minutes as 650, then hours should be 10.83...

Jul 28, 2012 · 7 This is long one but a full proof solution, never fails Just pass your number to this function as a double, it will return you rounding the decimal value up to the nearest value of 5; if 4.25, …

Jan 19, 2009 · For the analogous issue with the standard library Decimal class, see How can I format a decimal to always show 2 decimal places?.