How are these numbers calculated?

Big Games

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

Week of 9/9100.0*Chance in playoffs100.0*Average seed
HFH 7 ROW 6 -24.7
-2.1
TDS 18 MM 19 +11.3
+0.5
Week of 9/16100.0*Chance in playoffs100.0*Average seed
MM 19 ROW 6 Out
-1.5
TDS 18 HFH 7 -22.3
-0.6
BPP 3 JUGS 15 +0.0
SHOCK 14 RECK 4 +0.0
FNL 12 DP 1 +0.0
LO 2 SMF 8 +0.0
Games Above .500
Chance Will Make Playoffs