How are these numbers calculated?

Big Games

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

Week of 11/1100.0*Chance in playoffs100.0*Promoted100.0*Average seed
GS Boca Juniors 2 SAF U17B Premier 0 +15.1
+15.1
+0.6
SSA Chelsea 98B 1 GS Boca Juniors 2 +8.8
+8.8
+0.3
Oconee FC 97 Red 3 Atlanta Fire 97 3 +7.8
+7.8
+0.2
AFC Lightning 9 2 Atlanta Fire 97 0 -3.5
-3.5
-0.1
Covington YMC-U17 3 SSA Savannah Un 4 -3.5
-3.5
-0.1
SSA Chelsea 98B 1 SSA Savannah Un 3 -2.4
-2.4
-0.1
CFC Red Star U1 1 MAYSA Storm 9 -0.2
-0.2
-0.0
Week of 11/8100.0*Chance in playoffs100.0*Promoted100.0*Average seed
Atlanta Fire 97 1 GS Boca Juniors 0 -52.2
-52.2
-0.8
AFC Lightning 9 7 MAYSA Storm 0 -25.7
-25.7
-0.3
GS Boca Juniors 3 CFC Red Star U1 2 +6.1
+6.1
+0.2
Augusta Arsenal 8 Oconee FC 97 Red 4 +1.4
+1.4
+0.1
Week of 11/15100.0*Chance in playoffs100.0*Promoted100.0*Average seed
AFC Lightning 9 3 SSA Chelsea 98B 0 Out
No
-0.2
AFC Lightning 9 0 CFC Red Star U1 0 +14.9
+14.9
+0.1
Points
Chance Will Make Playoffs