Another way of rounding numbers is to count only the first few digits (maybe \(1\), \(2\) or \(3\) figures) that have a value attached to them. This method of rounding is called significant figures ...

The method for rounding to a given number of significant figures is almost identical to the method used for rounding to a given number of decimal places. Look at the number after the one you're ...

Math::Round::SignificantFigures supplies functions that will round numbers based on significant figures. This package spans the controversy whether people prefer to call significant figures or ...