Basic Math Examples

$21$ , $64 \div 4$

Step 1

Divide $64$ by $4$ .

$21, 16$

Step 2

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

$\frac{21 + 16}{2}$

Step 3

Add $21$ and $16$ .

$\frac{37}{2}$

Step 4

Divide.

$18.5$