How are these numbers calculated?

Big Games

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

Week of 6/8100.0*Chance in playoffs100.0*Average seed
Germany 1 Portugal 0 +28.3
+0.7
Denmark 2 Portugal 3 -11.4
+0.0
Netherlands 1 Germany 2 +5.2
+0.1
Greece 1 Czech Rep 2 -1.0
Netherlands 0 Denmark 1 -0.9
Week of 6/15100.0*Chance in playoffs100.0*Average seed
Denmark 1 Germany 2 In
+0.4
Greece 1 Russia 0 +12.6
+0.3
Portugal 2 Netherlands 1 -9.0
-0.1
Ukraine 0 France 2 +2.4
+0.1
Czech Rep 1 Poland 0 +0.6
Points
Chance Will Make Playoffs