Formatting a double to two decimal places

Question

I have been trying to make the answer this prints out to be to two decimal places. All the math involved has to stay at that format of two decimal places. I have tried a few

Answer 1

You can round a double to two decimal places like this:

double c;
c = Math.Round(c, 2);

But beware rounding will eventually bite you, so use it with caution.

Instead use the decimal data type.