How are these numbers calculated?

Big Games

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

Week of 4/30100.0*Relegated100.0*Average seed
Hamilton 0 Kilmarnock 4 +4.1
-0.4
Partick Thistle 1 Inverness CT 4 +0.0
Week of 5/7100.0*Relegated100.0*Average seed
Dundee 0 Hamilton 1 -6.2
+0.5
Kilmarnock 0 Partick Thistle 2 -5.2
Hamilton 0 Inverness CT 1 -0.3
Ross County 1 Motherwell 3 +0.1
Dundee Utd 3 Partick Thistle 3 -0.0
Week of 5/14100.0*Relegated100.0*Average seed
Partick Thistle 2 Hamilton 2 -0.1
Points
Chance Will Win Championship