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
Week of 10/8100.0*Average seed
Moldova 0 Austria 1 -0.8
Slovakia 3 Malta 0 +0.2
Iceland 2 Kosovo 0 +0.2
Points
Chance Will Make Playoffs