When rounding decimals apply the same mathematical rules used when rounding whole numbers. Rounding to a desired degree of accuracy means making a number simpler but keeping its value very close to ...

In this lesson, students connect significant figures to other ways of rounding. The first task involves filling in the missing numbers in the table below: Students may be confused about what ...

For statistical and mathematical purposes, OpenOffice.org's Calc spreadsheet includes a variety of ways to round off numbers. If you're a programmer, you may also be familiar with some of these ...

Scientific American presentsMath Dudeby Quick & Dirty Tips. Scientific American and Quick & Dirty Tips are both Macmillan companies. In the last Math Dude episode, we learned the ins and outs of ...