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 -1.0
Gibraltar 0 Estonia 6 +0.2
Liechtenstein 0 Israel 1 +0.2
Kosovo 0 Ukraine 2 +0.0
Republic of Ire 2 Moldova 0 +0.0
Malta 1 Lithuania 1 -0.0
Week of 10/10100.0*Average seed
Czech Republic 5 San Marino 0 -0.5
Greece 4 Gibraltar 0 +0.1
Macedonia 4 Liechtenstein 0 +0.1
Points
Chance Will Make Playoffs