Basic Math Examples

$25$ , $5$ , $1$ , $5$

Step 1

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

$\frac{25 + 5 + 1 + 5}{4}$

Step 2

Simplify the numerator.

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Step 2.1

Add $25$ and $5$ .

$\frac{30 + 1 + 5}{4}$

Step 2.2

Add $30$ and $1$ .

$\frac{31 + 5}{4}$

Step 2.3

Add $31$ and $5$ .

$\frac{36}{4}$

Step 3

Divide $36$ by $4$ .

$9$