to show that you rounded to two decimal places. Remember to look at the number after the one you're interested in. If it's less than \(5\), round down. If it's \(5\) or more, round up. Another way ...

The next digit is 2. Because 2 is less than 5, the 8 in the second decimal place is not changed. 6∙8279 to 1 decimal place is rounded down to 6∙8.