Question

A community college has 1400 parking spots on campus. When it builds it’s new library the college will loose 77 of its parking spots. What will be the percent decrease in the number of available parking spots?

Answer 1

1400 parking spots

-77 parking spots when the new library it's built.

Then:

If 1400 parking spots is 100%

Then 77 parking spots what % is?

$\begin{gathered} x=\frac{\lparen77\rparen\lparen100\rparen}{1400} \\ \\ x=\text{ }\frac{7700}{1400} \\ \\ x=\text{ 5.5\% decrease in the number available of parking spots.} \\ \end{gathered}$