How are these numbers calculated?

Big Games

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

Week of 11/15100.0*Chance in playoffs100.0*Average seed
Annexation 88.48 Memo 65.82 -0.4
-0.5
ITSAWASH 128.06 Mattress 46.1 -0.3
Taints 101.38 ElToro 80.86 +0.2
-0.3
Duchess 74.94 Sass 82.52 -0.1
-0.1
Week of 11/22100.0*Chance in playoffs100.0*Average seed
Memo 121.98 Whites 84.5 +1.3
+0.5
Duchess 98.24 ITSAWASH 69.18 +1.1
ElToro 80.74 Mattress 84.22 +0.8
+0.1
Sass 120.98 Chocolate 84.88 -0.1
-0.1
IRSlots 71.6 Taints 42.86 +0.3
Games Above .500
Chance Will Make Playoffs