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
Forrest 90 Tyler 78 -15.7
-1.1
Corey 96 Andrew 85 -4.1
-0.1
Mike 123 Kelsie 110 -1.9
Matt H. 97 Ramy 99 -0.9
-0.1
Matt W. 96 Kyle 79 +0.2
Week of 11/17100.0*Chance in playoffs100.0*Average seed
Ramy 75 Tyler 116 +2.0
+1.0
Mike 75 Forrest 88 +2.0
+0.1
Matt W. 95 Corey 69 +0.4
Kyle 53 Kelsie 105 +0.4
Matt H. 105 Andrew 94 +0.1
Week of 11/24100.0*Chance in playoffs100.0*Average seed
Tyler 77 Matt H. 59 +12.5
+1.3
Kelsie 109 Corey 88 +12.5
Ramy 115 Mike 107 +12.5
Forrest 87 Kyle 108 -0.3
Games Above .500
Chance Will Make Playoffs