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*Chance in playoffs100.0*Direct qualify100.0*Average seed
Armenia 1 Poland 6 +11.7
+8.8
+1.7
Montenegro 0 Denmark 1 -5.3
-2.6
-0.3
Austria 3 Serbia 2 +0.2
Bulgaria 0 France 1 -0.1
England 1 Slovenia 0 -0.1
Turkey 0 Iceland 3 -0.1
Croatia 1 Finland 1 +0.1
Italy 1 Macedonia 1 +0.0
Scotland 1 Slovakia 0 +0.0
Week of 10/10100.0*Chance in playoffs100.0*Direct qualify100.0*Average seed
Denmark 1 Romania 1 In
Yes
+0.8
Poland 4 Montenegro 2 In
Yes
+1.4
Lithuania 0 England 1 -0.2
Norway 1 N Ireland 0 +0.1
Albania 0 Italy 1 -0.1
France 2 Belarus 1 -0.1
Netherlands 2 Sweden 0 +0.1
Points
Chance Will Make Playoffs