Basic Math Examples

$14$ ,

$12$ ,

$12$

Step 1

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

$\frac{14 + 12 + 12}{3}$

Step 2

Simplify the numerator.

Tap for more steps...

Step 2.1

Add

$14$ and

$12$ .

$\frac{26 + 12}{3}$

Step 2.2

Add

$26$ and

$12$ .

$\frac{38}{3}$

Step 3

Divide.

$12.\overline{6}$

Step 4

The mean should be rounded to one more decimal place than the original data. If the original data were mixed, round to one decimal place more than the least precise.

$12.7$