You need to write both decimal places, even though the second number is a zero, to show that you rounded to two decimal places. Remember to look at the number after the one you're interested in.

The Round() function returns a number rounded to the specified number of decimal places (2, down...). However, sometimes this function does not perform the operation correctly. In this article we show ...

To round a number to a given number of decimal places, the answer must have that number of decimal places - even if you have to add some zeros. For example, rounding \ (3.40021\) to two decimal ...