How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 4/28100.0*Relegated100.0*Average seed
Kilmarnock 4 Inverness Caledonian Thistle FC 3 +1.3
-0.3
Inverness Caledonian Thistle FC 0 Dunfermline 0 -1.1
-0.0
Dunfermline 3 Aberdeen 0 +1.1
Aberdeen 1 Hibernian 2 +1.1
St. Mirren 1 Hibernian 0 -0.8
Week of 5/5100.0*Relegated100.0*Average seed
St. Mirren 0 Inverness Caledonian Thistle FC 1 -2.4
+0.3
Hibernian 4 Dunfermline 0 -0.6
-0.1
Week of 5/13None
Points
Chance Will Win Championship