Basic Math Examples

$105$ , $219$ , $606$ , $587$ , $544$ , $331$ , $255$ , $284$

Step 1

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

$\frac{105 + 219 + 606 + 587 + 544 + 331 + 255 + 284}{8}$

Step 2

Simplify the numerator.

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Step 2.1

Add $105$ and $219$ .

$\frac{324 + 606 + 587 + 544 + 331 + 255 + 284}{8}$

Step 2.2

Add $324$ and $606$ .

$\frac{930 + 587 + 544 + 331 + 255 + 284}{8}$

Step 2.3

Add $930$ and $587$ .

$\frac{1517 + 544 + 331 + 255 + 284}{8}$

Step 2.4

Add $1517$ and $544$ .

$\frac{2061 + 331 + 255 + 284}{8}$

Step 2.5

Add $2061$ and $331$ .

$\frac{2392 + 255 + 284}{8}$

Step 2.6

Add $2392$ and $255$ .

$\frac{2647 + 284}{8}$

Step 2.7

Add $2647$ and $284$ .

$\frac{2931}{8}$

Step 3

Divide.

$366.375$

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.

$366.4$