How are these numbers calculated?

Big Games

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

Week of 2/25None
Week of 2/29100.0*Chance wins title100.0*Promoted100.0*Average seed
Clyde 3 Falkirk 2 +10.4
+7.8
+0.1
Dumbarton 1 Raith Rovers 0 -8.8
-6.9
-0.3
Montrose 1 Airdrieonians 0 +0.4
+0.3
Forfar Athletic 0 East Fife 1 -0.1
-0.1
Week of 3/7100.0*Chance wins title100.0*Promoted100.0*Average seed
Raith Rovers 2 Forfar Athletic 1 Yes
Yes
+0.3
Falkirk 3 Peterhead 0 -11.5
-8.7
-0.1
Points
Chance Will Win Championship