How are these numbers calculated?

Big Games

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

Week of 4/19100.0*Average seed
Peterhead 2 Albion Rovers 0 -0.2
Montrose 0 Clyde 2 +0.2
Berwick 1 East Stirling 0 +0.1
Week of 4/26100.0*Average seed
Montrose 2 Annan Athletic 1 -0.3
Clyde 4 Albion Rovers 0 -0.3
Elgin City 5 East Stirling 0 +0.1
Week of 5/3100.0*Average seed
Albion Rovers 1 Queens Park 0 +0.5
East Stirling 1 Montrose 2 +0.0
Points
Chance Will Win Championship