How are these numbers calculated?

Big Games

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

Week of 4/7100.0*Promoted100.0*Average seed
Ashton United 1 FC United 0 +0.6
FC United 1 Buxton 2 +0.5
Marine 0 Burscough 0 -0.4
-0.1
Matlock Town 1 Marine 1 -0.3
-0.1
Hednesford Town 2 Kendal Town 3 +0.2
+0.1
Northwich 1 Hednesford Town 2 -0.2
-0.1
Chasetown 1 Hednesford Town 2 -0.2
-0.1
Chorley 3 Chasetown 2 -0.1
Week of 4/14100.0*Promoted100.0*Average seed
Matlock Town 2 FC United 1 +0.1
+0.1
Marine 0 Rushall Olympic 3 No
Week of 4/21100.0*Promoted100.0*Average seed
Chester 4 Marine 0 No
FC United 4 Northwich 1 No
Points
Chance Will Win Championship