Basic Math Examples

$90$ , $88$ , $100$ , $97$ , $90$

Step 1

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

$\frac{90 + 88 + 100 + 97 + 90}{5}$

Step 2

Simplify the numerator.

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Step 2.1

Add $90$ and $88$ .

$\frac{178 + 100 + 97 + 90}{5}$

Step 2.2

Add $178$ and $100$ .

$\frac{278 + 97 + 90}{5}$

Step 2.3

Add $278$ and $97$ .

$\frac{375 + 90}{5}$

Step 2.4

Add $375$ and $90$ .

$\frac{465}{5}$

Step 3

Divide $465$ by $5$ .

$93$