Weighted GPA Adding Some More Courses Like Honors, College/AP And You Can Almost Get 5 Points In Letter "A" From 0 Scale To 5 Scale. Now In UnWeighted GPA You Can Have Just The Value From 0 To 4.0 Scale And "A" In Letter Is 4.0. And There Are No Honors, College/AP Courses In UnWeighted GPA Only The Regular Value It Has.