Rule: Either provide the exact fraction or decimal of the probability or round off the final result to three significant digits. Example: The probability of rolling a ‘4’ with a single die is ...

So, \(3.168\) rounds up to \(3.17\) (to two decimal places). Round \(17.839\) to one decimal place. If the number at the next decimal place is smaller than five then leave the previous decimal ...

When we are faced with a large number, we could round it off to the nearest thousand, or nearest million. And when we get a long decimal answer on a calculator, we could round it off to a certain ...