Posted by **isaiah** on Tuesday, June 12, 2007 at 7:41pm.

what is a mean and how you do it

A mean is the average. To find the mean add the numbers together. Then divide.

For instance, to find the mean of 4, 8, and 9, you need to add those three numbers together and get 21. Divide 21 by 3 to get the mean -- 7.

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