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
San Marino 0 Norway 8 -1.3
Liechtenstein 0 Israel 1 +0.2
Gibraltar 0 Estonia 6 +0.2
Romania 3 Kazakhstan 1 +0.2
Kosovo 0 Ukraine 2 +0.2
Republic of Ire 2 Moldova 0 +0.2
Andorra 0 Portugal 2 +0.0
Malta 1 Lithuania 1 +0.0
Week of 10/10100.0*Average seed
Czech Republic 5 San Marino 0 -1.4
Greece 4 Gibraltar 0 +0.3
Macedonia 4 Liechtenstein 0 +0.3
Moldova 0 Austria 1 +0.2
Kazakhstan 1 Armenia 1 -0.1
Slovakia 3 Malta 0 +0.1
Iceland 2 Kosovo 0 +0.1
Points
Chance Will Make Playoffs