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*Average seed
Gibraltar 0 Estonia 6 -0.2
San Marino 0 Norway 8 -0.2
Armenia 1 Poland 6 +0.2
Croatia 1 Finland 1 -0.1
Georgia 0 Wales 1 +0.1
Sweden 8 Luxembourg 0 +0.1
Belarus 1 Netherlands 3 +0.1
Andorra 0 Portugal 2 +0.1
Malta 1 Lithuania 1 +0.1
Liechtenstein 0 Israel 1 -0.1
Cyprus 1 Greece 2 +0.1
Kosovo 0 Ukraine 2 +0.1
Week of 10/10100.0*Average seed
Macedonia 4 Liechtenstein 0 -0.3
Finland 2 Turkey 2 -0.2
Lithuania 0 England 1 +0.2
Kazakhstan 1 Armenia 1 +0.1
Serbia 1 Georgia 0 +0.1
Belgium 4 Cyprus 0 +0.1
Estonia 1 Bosnia-Herzegov 2 +0.1
Norway 1 N Ireland 0 -0.1
France 2 Belarus 1 +0.1
Germany 5 Azerbaijan 1 +0.1
Luxembourg 1 Bulgaria 1 +0.0
Points
Chance Will Make Playoffs