How are these numbers calculated?

Big Games

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

Week of 11/10100.0*Chance in playoffs100.0*Average seed
Corey 96 Andrew 85 Out
-1.0
Forrest 90 Tyler 78 +0.9
+0.1
Matt H. 97 Ramy 99 -0.5
-0.2
Matt W. 96 Kyle 79 -0.3
+0.1
Mike 123 Kelsie 110 +0.1
Week of 11/17100.0*Chance in playoffs100.0*Average seed
Matt H. 105 Andrew 94 -0.3
Kyle 53 Kelsie 105 +0.1
Week of 11/24100.0*Chance in playoffs100.0*Average seed
Andrew 58 Matt W. 119 -0.2
Forrest 87 Kyle 108 -0.2
Games Above .500
Chance Will Make Playoffs