How are these numbers calculated?

Big Games

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

Week of 4/22100.0*Relegated100.0*Average seed
Hibernian 3 Raith Rovers 2 +3.8
-0.2
Queen of the South 1 Dumbarton 2 +3.4
-0.2
Dundee Utd 3 St Mirren 2 -1.7
+0.1
Week of 4/29100.0*Relegated100.0*Average seed
St Mirren 5 Raith Rovers 0 +16.2
-0.7
Ayr Utd 0 Hibernian 4 -3.6
+0.1
Dundee Utd 2 Dumbarton 2 +0.3
-0.0
Week of 5/6100.0*Relegated100.0*Average seed
Raith Rovers 2 Ayr Utd 1 -16.5
+0.5
Hibernian 1 St Mirren 1 +5.1
-0.2
Dumbarton 0 Falkirk 1 -0.7
+0.1
Points
Chance Will Win Championship