How are these numbers calculated?

Big Games

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

Week of 5/7100.0*Relegated100.0*Average seed
Dunfermline 5 Dundee 0 -23.5
+0.4
Inverness CT 0 Livingston 1 +7.4
-0.1
Dundee Utd 1 Kilmarnock 1 +0.1
+0.0
Week of 5/14100.0*Relegated100.0*Average seed
Dundee Utd 0 Dunfermline 1 -46.0
+1.2
Kilmarnock 2 Livingston 0 -0.8
+0.0
Dundee 1 Inverness CT 1 +0.5
Week of 5/21100.0*Relegated100.0*Average seed
Inverness CT 0 Dundee Utd 1 +1.1
-0.5
Livingston 1 Dundee 1 No
+0.2
Kilmarnock 4 Dunfermline 0 +0.7
-0.5
Points
Chance Will Win Championship