How are these numbers calculated?

Big Games

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

Week of 11/16100.0*Chance in playoffs100.0*Average seed
KK 91.5 SG 87.9 -0.2
JH 49.6 MS 140.5 Out
-0.3
Week of 11/23100.0*Chance in playoffs100.0*Average seed
JH 75.3 CE 124.2 -0.6
GG 93.4 TB 81.4 -0.2
JS 69.6 CW 99.3 -0.1
KK 133.7 MW 92.2 -0.1
Week of 11/30100.0*Chance in playoffs100.0*Average seed
CW 102.5 JH 114.7 +0.3
CE 88.6 AD 135.2 +0.2
Games Above .500
Chance Will Make Playoffs