Round Off Numbers

1.4 Rounding Off Numbers
How to round numbers:  
Step 1   Look at the digit to the right of the rounded place value.
Step 2  

If the digit is smaller than \(5\), retain the rounded digit.


If the digit is greater or equal to \(5\), add \(1\) to the rounded digit.

Step 3  

Change all the digits on the right of the rounded place value to \(0\).

Round 184 524 to the nearest ten thousand.  
\(1\underline{8}4\ 524 \rightarrow 18\color{red}{0\,000}\)