Basic Math Examples

$s = [85, 90, 68, 75, 79]$

Step 1

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

$\frac{85 + 90 + 68 + 75 + 79}{5}$

Step 2

Simplify the numerator.

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Step 2.1

Add $85$ and $90$ .

$\frac{175 + 68 + 75 + 79}{5}$

Step 2.2

Add $175$ and $68$ .

$\frac{243 + 75 + 79}{5}$

Step 2.3

Add $243$ and $75$ .

$\frac{318 + 79}{5}$

Step 2.4

Add $318$ and $79$ .

$\frac{397}{5}$

Step 3

Divide.

$79.4$