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*Average seed
Inverness CT 0 Livingston 1 +0.2
Dundee Utd 1 Kilmarnock 1 -0.1
Week of 5/14100.0*Average seed
Kilmarnock 2 Livingston 0 +0.4
Rangers 4 Motherwell 1 +0.2
Dundee 1 Inverness CT 1 +0.0
Week of 5/21100.0*Average seed
Kilmarnock 4 Dunfermline 0 +0.6
Inverness CT 0 Dundee Utd 1 +0.2
Points
Chance Will Win Championship