\(3.168\) is correct to three decimal places as there are three digits after the decimal point. If the number at the next decimal place is five or more add 1 to the previous decimal place. With ...

\(3.168\) is correct to three decimal places as there are \(3\) digits after the decimal point. If the number at the next decimal place is five or more add 1 to the previous decimal place. With ...