How are these numbers calculated?

Big Games

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

Week of 5/16100.0*Chance in playoffs100.0*Promoted100.0*Relegated100.0*Average seed
Ambush B01 White 0 AFC Lightning 0 2 +4.0
+4.0
+0.9
Georgia Storm 0 4 Atlanta Fire 00 1 -1.8
-1.8
-0.1
ATHENS UNITED - 1 AFC Lightning 0 2 +0.7
+0.7
-3.1
+1.0
SSA Chelsea 01B 0 Georgia Storm 0 4 -0.3
-0.3
-0.0
Georgia Storm 0 1 Roswell Santos 2 +0.1
+0.1
-0.1
SSA Chelsea 01B 1 UFA-Norcross Re 4 +0.1
+0.0
Atlanta Fire 00 1 UFA-Norcross Re 0 -0.1
SSA Chelsea 01B 3 Concorde Fire N 1 -0.0
Week of 5/23100.0*Chance in playoffs100.0*Promoted100.0*Relegated100.0*Average seed
Georgia Storm 0 2 UFA-Norcross Re 0 Out
No
-0.1
MAYS Buckhead 0 2 AFC Lightning 0 7 +0.7
AFC Lightning 0 5 Georgia FC 01 P 1 +0.6
SSA Chelsea 01B 1 Roswell Santos 2 -0.1
Week of 5/30100.0*Chance in playoffs100.0*Promoted100.0*Relegated100.0*Average seed
AFC Lightning 0 3 Concorde Fire N 1 +0.6
Points
Chance Will Make Playoffs