Basic Math Examples

$1$ , $3$ , $9$ , $16$ , $27$

Step 1

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

$\frac{1 + 3 + 9 + 16 + 27}{5}$

Step 2

Simplify the numerator.

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Step 2.1

Add $1$ and $3$ .

$\frac{4 + 9 + 16 + 27}{5}$

Step 2.2

Add $4$ and $9$ .

$\frac{13 + 16 + 27}{5}$

Step 2.3

Add $13$ and $16$ .

$\frac{29 + 27}{5}$

Step 2.4

Add $29$ and $27$ .

$\frac{56}{5}$

Step 3

Divide.

$11.2$