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*Promoted100.0*Relegated100.0*Average seed
Albion Rovers 0 East Fife 1 -1.2
-0.1
Airdrieonians 0 Alloa Athletic 1 +1.0
+0.1
Livingston 4 Queens Park 0 +0.9
+0.1
Brechin 0 Stranraer 0 -0.8
-0.0
Peterhead 0 Stenhousemuir 1 No
Week of 4/29100.0*Promoted100.0*Relegated100.0*Average seed
Brechin 1 Albion Rovers 0 +7.9
+0.8
Queens Park 0 Stenhousemuir 2 +2.3
+0.2
East Fife 0 Airdrieonians 4 +0.3
-0.0
Alloa Athletic 1 Stranraer 0 +0.0
Week of 5/6100.0*Promoted100.0*Relegated100.0*Average seed
Stenhousemuir 1 Brechin 1 +3.3
+0.1
Stranraer 2 East Fife 1 +2.8
+0.1
Airdrieonians 3 Queens Park 2 +0.2
-0.2
Points
Chance Will Win Championship