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
Romania 3 Kazakhstan 1 -0.6
Malta 1 Lithuania 1 +0.1
Kosovo 0 Ukraine 2 +0.1
Gibraltar 0 Estonia 6 +0.1
Armenia 1 Poland 6 +0.1
Republic of Ire 2 Moldova 0 +0.1
San Marino 0 Norway 8 +0.1
Liechtenstein 0 Israel 1 +0.1
Belarus 1 Netherlands 3 +0.1
Andorra 0 Portugal 2 +0.0
Faroe Islands 0 Latvia 0 -0.0
Week of 10/10100.0*Average seed
Kazakhstan 1 Armenia 1 -0.3
Moldova 0 Austria 1 +0.2
Slovakia 3 Malta 0 +0.1
Iceland 2 Kosovo 0 +0.1
Luxembourg 1 Bulgaria 1 -0.1
Latvia 4 Andorra 0 +0.1
France 2 Belarus 1 +0.0
Points
Chance Will Make Playoffs