How are these numbers calculated?

Big Games

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

Week of 10/7100.0*Chance in playoffs100.0*Qualify chance incl. playoff100.0*Average seed
Andorra 0 Portugal 2 +10.7
+5.4
+0.9
Switzerland 5 Hungary 2 -7.8
-3.9
-0.4
Bosnia 3 Belgium 4 -0.1
Week of 10/8100.0*Chance in playoffs100.0*Qualify chance incl. playoff100.0*Average seed
Portugal 2 Switzerland 0 In
Yes
+3.1
Israel 0 Spain 1 -0.2
Belgium 4 Cyprus 0 -0.2
Points
Chance Will Make Playoffs