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*Qualify chance incl. playoff100.0*Average seed
Bosnia 3 Belgium 4 +4.0
+0.2
Cyprus 1 Greece 2 -3.5
-0.2
Sweden 8 Luxembourg 0 -0.8
-0.1
Belarus 1 Netherlands 3 -0.5
-0.1
Bulgaria 0 France 1 -0.3
Week of 10/8100.0*Qualify chance incl. playoff100.0*Average seed
Greece 4 Gibraltar 0 No
-0.3
Slovakia 3 Malta 0 +7.3
+2.5
Wales 0 Ireland 1 -6.6
-0.3
Ukraine 0 Croatia 2 -6.6
-0.3
Slovenia 2 Scotland 2 +3.5
+1.2
Serbia 1 Georgia 0 -1.2
-0.1
Poland 4 Montenegro 2 +0.1
Points
Chance Will Make Playoffs