How are these numbers calculated?

Big Games

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

Week of 6/16100.0*Chance in next round100.0*Average seed
Brazil 1 Switzerland 1 -0.6
-0.0
Costa Rica 0 Serbia 1 -0.2
Week of 6/21100.0*Chance in next round100.0*Average seed
Serbia 0 Brazil 2 In
+0.4
Switzerland 2 Costa Rica 2 -0.8
+0.3
Week of 6/28None
Points
Chance Will Make Next Round