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
Northwich 1 Hednesford Town 2 +6.1
+0.3
Hednesford Town 2 Kendal Town 3 -3.3
-0.3
Ashton United 1 FC United 0 +2.6
+0.1
FC United 1 Buxton 2 +2.5
+0.1
Chasetown 1 Hednesford Town 2 +2.0
+0.2
Chorley 3 Chasetown 2 -0.8
-0.1
Kendal Town 1 Chorley 2 -0.2
Marine 0 Burscough 0 +0.1
+0.1
Matlock Town 1 Marine 1 +0.1
+0.0
Week of 4/14100.0*Promoted100.0*Average seed
Matlock Town 2 FC United 1 +5.3
+0.2
FC United 1 Burscough 1 +1.9
+0.1
Bradford PA 3 Frickley 0 -0.1
-0.0
Nantwich Town 1 Chorley 0 +0.1
Hednesford Town 0 North Ferriby 0 -0.1
Week of 4/21100.0*Promoted100.0*Average seed
FC United 4 Northwich 1 -0.1
Hednesford Town 0 Worksop Town 0 +0.1
Points
Chance Will Win Championship