Basic Math Examples

$390$ , $0$ , $0$ , $0$ , $0$ , $0$ , $0$ , $0$ , $0$ , $0$ , $0 \cdot 15$ , $500$ , $0$

Step 1

Multiply $0$ by $15$ .

$390, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 500, 0$

Step 2

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

$\frac{390 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 500 + 0}{13}$

Step 3

Simplify the numerator.

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Step 3.1

Add $390 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 500$ and $0$ .

$\frac{390 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 500}{13}$

Step 3.2

Add $390$ and $0$ .

$\frac{390 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 500}{13}$

Step 3.3

Add $390$ and $0$ .

$\frac{390 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 500}{13}$

Step 3.4

Add $390$ and $0$ .

$\frac{390 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 500}{13}$

Step 3.5

Add $390$ and $0$ .

$\frac{390 + 0 + 0 + 0 + 0 + 0 + 0 + 500}{13}$

Step 3.6

Add $390$ and $0$ .

$\frac{390 + 0 + 0 + 0 + 0 + 0 + 500}{13}$

Step 3.7

Add $390$ and $0$ .

$\frac{390 + 0 + 0 + 0 + 0 + 500}{13}$

Step 3.8

Add $390$ and $0$ .

$\frac{390 + 0 + 0 + 0 + 500}{13}$

Step 3.9

Add $390$ and $0$ .

$\frac{390 + 0 + 0 + 500}{13}$

Step 3.10

Add $390$ and $0$ .

$\frac{390 + 0 + 500}{13}$

Step 3.11

Add $390$ and $0$ .

$\frac{390 + 500}{13}$

Step 3.12

Add $390$ and $500$ .

$\frac{890}{13}$

Step 4

Divide.

$68.46153846$

Step 5

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.

$68.5$