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Math Help: Significant figures

Refresh your competency in the various areas of Mathematics.

SIGNIFICANT FIGURES

In this module, you can study what a significant figure is and how to round numbers to a significant figure.

Directions: Use any combination of the resources below in any order you wish or click here for detailed instructions.

If you're having problems with any of the links from DIY Maths, please make sure your browser is current, cookies are enabled, and that you have the current version of Adobe Acrobat, Flash and Java.  You might also need the current versions of QuickTime Player and Windows Media Player if you're viewing videos.

The video above explains what significant figures are and how to find them in a number.

The video above shows you how to round to a significant figure.

 

Did you know?

The number of significant figures in a number is not necessarily the same as the number of decimal places. The number ".1503" has four significant figures, while this number ".00932" has only three.


Study and practice

Search Google

Use these search terms to find additional resources:

significant figure
significant digit
round to significant figure

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