what does gpa stand for?
great point average.

what does gpa show?
if you qualify to participate in school activities and graduate.

why is gpa important? 
because you need enough to graduate high school, go to college it will also look good in your record. you will have a better job and career. it will also show that you do your work and your responsible.

link to  a website that shows the importance of a high gpa?
http://inquiry.princetonreview.com/leadgentemplate/GPA_popup.asp