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
Cyprus 1 Greece 2 -0.2
-0.2
Bosnia 3 Belgium 4 +0.1
+0.1
Sweden 8 Luxembourg 0 -0.0
Belarus 1 Netherlands 3 -0.2
Week of 10/8100.0*Chance in playoffs100.0*Qualify chance incl. playoff100.0*Average seed
Wales 0 Ireland 1 +13.7
+47.9
+6.5
Serbia 1 Georgia 0 Out
-1.5
-0.2
Slovenia 2 Scotland 2 +0.5
+0.0
Norway 1 Northern Ireland 0 +0.1
Greece 4 Gibraltar 0 -0.3
Poland 4 Montenegro 2 +0.2
Slovakia 3 Malta 0 -0.1
Ukraine 0 Croatia 2 +0.1
Albania 0 Italy 1 +0.0
Points
Chance Will Make Playoffs