Basic Math Examples

$17$ , $669 (0.053) \cdot 12$

Step 1

Multiply $669 (0.053) \cdot 12$ .

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Step 1.1

Multiply $669$ by $0.053$ .

$17, 35.457 \cdot 12$

Step 1.2

Multiply $35.457$ by $12$ .

$17, 425.484$

Step 2

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

$\frac{17 + 425.484}{2}$

Step 3

Add $17$ and $425.484$ .

$\frac{442.484}{2}$

Step 4

Divide $442.484$ by $2$ .

$221.242$

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.

$221.2$