How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 8/15None
Week of 8/22100.0*Top 4100.0*Average seed
Power 140 Blues 37 +15.6
+0.4
Lions 48 Dockers 106 -1.3
Kangaroos 101 Crows 94 -0.1
Hawks 94 Cats 71 -0.1
Week of 8/29100.0*Top 4100.0*Average seed
Dockers 105 Power 97 No
-0.7
Kangaroos 123 Demons 93 -0.1
Games Above .500  (Full Screen)
Chance Will Make Playoffs  (Full Screen)