Algebra Examples

$25$ , $46$ , $53$ , $21$ , $40$ , $6$ , $20$ , $15$ , $23$ , $33$ , $17$ , $25$

Step 1

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

$\frac{25 + 46 + 53 + 21 + 40 + 6 + 20 + 15 + 23 + 33 + 17 + 25}{12}$

Step 2

Simplify the numerator.

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Step 2.1

Add $25$ and $46$ .

$\frac{71 + 53 + 21 + 40 + 6 + 20 + 15 + 23 + 33 + 17 + 25}{12}$

Step 2.2

Add $71$ and $53$ .

$\frac{124 + 21 + 40 + 6 + 20 + 15 + 23 + 33 + 17 + 25}{12}$

Step 2.3

Add $124$ and $21$ .

$\frac{145 + 40 + 6 + 20 + 15 + 23 + 33 + 17 + 25}{12}$

Step 2.4

Add $145$ and $40$ .

$\frac{185 + 6 + 20 + 15 + 23 + 33 + 17 + 25}{12}$

Step 2.5

Add $185$ and $6$ .

$\frac{191 + 20 + 15 + 23 + 33 + 17 + 25}{12}$

Step 2.6

Add $191$ and $20$ .

$\frac{211 + 15 + 23 + 33 + 17 + 25}{12}$

Step 2.7

Add $211$ and $15$ .

$\frac{226 + 23 + 33 + 17 + 25}{12}$

Step 2.8

Add $226$ and $23$ .

$\frac{249 + 33 + 17 + 25}{12}$

Step 2.9

Add $249$ and $33$ .

$\frac{282 + 17 + 25}{12}$

Step 2.10

Add $282$ and $17$ .

$\frac{299 + 25}{12}$

Step 2.11

Add $299$ and $25$ .

$\frac{324}{12}$

Step 3

Divide $324$ by $12$ .

$27$