Basic Math Examples

$32$ , $54$ , $85$ , $12$ , $30$ , $72$ , $13$ , $49$ , $80$ , $72$

Step 1

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

$\frac{32 + 54 + 85 + 12 + 30 + 72 + 13 + 49 + 80 + 72}{10}$

Step 2

Simplify the numerator.

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Step 2.1

Add $32$ and $54$ .

$\frac{86 + 85 + 12 + 30 + 72 + 13 + 49 + 80 + 72}{10}$

Step 2.2

Add $86$ and $85$ .

$\frac{171 + 12 + 30 + 72 + 13 + 49 + 80 + 72}{10}$

Step 2.3

Add $171$ and $12$ .

$\frac{183 + 30 + 72 + 13 + 49 + 80 + 72}{10}$

Step 2.4

Add $183$ and $30$ .

$\frac{213 + 72 + 13 + 49 + 80 + 72}{10}$

Step 2.5

Add $213$ and $72$ .

$\frac{285 + 13 + 49 + 80 + 72}{10}$

Step 2.6

Add $285$ and $13$ .

$\frac{298 + 49 + 80 + 72}{10}$

Step 2.7

Add $298$ and $49$ .

$\frac{347 + 80 + 72}{10}$

Step 2.8

Add $347$ and $80$ .

$\frac{427 + 72}{10}$

Step 2.9

Add $427$ and $72$ .

$\frac{499}{10}$

Step 3

Divide.

$49.9$