# Pre-Algebra Examples

, , , , , , , , , ,

The mean of a set of numbers is the sum divided by the number of terms.

Add and .

Add and .

Add and .

Add and .

Add and .

Add and .

Add and .

Add and .

Add and .

Add and .

Divide.

The mean should be rounded to one more decimal place than the original data. If the original data were mixed, round to one decimal place more than the least precise.