How are these numbers calculated?

Big Games

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

Week of 4/18100.0*Promoted100.0*Average seed
Montrose 2 Elgin City 1 +0.2
Annan Athletic 2 East Fife 1 +0.2
+0.1
Arbroath 1 Queens Park 1 +0.1
+0.0
Week of 4/25100.0*Promoted100.0*Average seed
Berwick 0 East Fife 3 -0.1
Week of 5/2100.0*Promoted100.0*Average seed
East Fife 3 Elgin City 1 -0.1
Arbroath 5 Berwick 0 +0.1
Points
Chance Will Win Championship