How are these numbers calculated?

Big Games

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

Week of 4/20100.0*Chance wins title100.0*Promoted100.0*Average seed
Elgin City 1 Peterhead 2 -5.5
-4.1
-0.1
Clyde 5 Berwick 0 +3.3
+2.5
+0.1
Albion Rovers 3 Edinburgh City 2 +0.2
+0.2
+0.2
Week of 4/27100.0*Chance wins title100.0*Promoted100.0*Average seed
Clyde 3 Queens Park 0 +4.4
+3.3
+0.1
Peterhead 1 Stirling Albion 1 +2.9
+2.2
+0.0
Week of 5/4100.0*Chance wins title100.0*Promoted100.0*Average seed
Cowdenbeath 2 Clyde 1 No
-10.8
-0.1
Queens Park 0 Peterhead 2 No
-10.8
-0.1
Points
Chance Will Win Championship