Basic Math Examples

$4$ , $13$ , $10$ , $2$ , $12$ , $8$ , $15$ , $7$ , $17$ , $2$

Step 1

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

$\frac{4 + 13 + 10 + 2 + 12 + 8 + 15 + 7 + 17 + 2}{10}$

Step 2

Simplify the numerator.

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Step 2.1

Add $4$ and $13$ .

$\frac{17 + 10 + 2 + 12 + 8 + 15 + 7 + 17 + 2}{10}$

Step 2.2

Add $17$ and $10$ .

$\frac{27 + 2 + 12 + 8 + 15 + 7 + 17 + 2}{10}$

Step 2.3

Add $27$ and $2$ .

$\frac{29 + 12 + 8 + 15 + 7 + 17 + 2}{10}$

Step 2.4

Add $29$ and $12$ .

$\frac{41 + 8 + 15 + 7 + 17 + 2}{10}$

Step 2.5

Add $41$ and $8$ .

$\frac{49 + 15 + 7 + 17 + 2}{10}$

Step 2.6

Add $49$ and $15$ .

$\frac{64 + 7 + 17 + 2}{10}$

Step 2.7

Add $64$ and $7$ .

$\frac{71 + 17 + 2}{10}$

Step 2.8

Add $71$ and $17$ .

$\frac{88 + 2}{10}$

Step 2.9

Add $88$ and $2$ .

$\frac{90}{10}$

Step 3

Divide $90$ by $10$ .

$9$