# Basic Math Examples

The surface area of a box is equal to the sum of the areas of each side of the box.

Substitute the values of the length , the width , and the height into the formula.

Multiply by to get .

Multiply by to get .

Multiply by to get .

Multiply by to get .

Multiply by to get .

Multiply by to get .

Add and to get .

Add and to get .