Finite Math Examples

$81$ , $76$ , $83$ , $76$ , $85$

Step 1

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

$\frac{81 + 76 + 83 + 76 + 85}{5}$

Step 2

Simplify the numerator.

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Step 2.1

Add $81$ and $76$ .

$\frac{157 + 83 + 76 + 85}{5}$

Step 2.2

Add $157$ and $83$ .

$\frac{240 + 76 + 85}{5}$

Step 2.3

Add $240$ and $76$ .

$\frac{316 + 85}{5}$

Step 2.4

Add $316$ and $85$ .

$\frac{401}{5}$

Step 3

Divide.

$80.2$