Basic Math Examples

$3$ , $- 7$

Step 1

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

$\frac{3 - 7}{2}$

Step 2

Subtract $7$ from $3$ .

$\frac{- 4}{2}$

Step 3

Divide $- 4$ by $2$ .

$- 2$