How are these numbers calculated?

Big Games

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

Week of 6/11100.0*Chance in next round100.0*Average seed
Brasil 2 Coreia do Norte 1 +26.6
+0.7
Costa do Marfim 0 Portugal 0 +1.4
Week of 6/18100.0*Chance in next round100.0*Average seed
Brasil 3 Costa do Marfim 1 In
+0.8
Portugal 7 Coreia do Norte 0 -0.1
Week of 6/25100.0*Chance in next round100.0*Average seed
Portugal 0 Brasil 0 +0.5
Points
Chance Will Make Next Round