How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Friday, 2/19100.0*Promoted100.0*Average seed
Belarus 2 Sweden 4 +4.0
+0.5
Czech Rep 5 Latvia 2 -0.7
-0.1
Finland 5 Germany 0 -0.2
Saturday, 2/20None
Sunday, 2/21100.0*Promoted100.0*Average seed
Sweden 3 Finland 0 Yes
+1.8
Russia 4 Czech Rep 2 -3.4
-0.1
Canada 2 USA 4 +1.1
+0.2
Points
Chance Will Make Quarter Finals