How are these numbers calculated?

Big Games

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

Week of 11/18100.0*Chance in playoffs100.0*Average seed
Jen 70 Max 76 -23.8
-2.0
Helmut 81.5 Eric 120.5 -4.4
-0.2
DanL 64 Tim 70.5 +1.4
+0.1
Terry 79 Andy 80 +0.2
+0.0
Bill 122 DanP 90 +0.2
Nic 77.5 DanE 69 +0.1
+0.0
Week of 11/25100.0*Chance in playoffs100.0*Average seed
Jen 71 Helmut 78.5 -17.1
-2.1
Max 111.5 Eric 59 +8.8
+0.3
DanE 63.5 Pawel 111.5 -1.8
+0.0
DanN 73.5 Bill 122 +0.8
+0.0
Joe 87 DanP 97 -0.5
Nic 121.5 Mike 90 +0.3
+0.0
DanL 97 Terry 38.5 -0.2
Tim 87 Andy 116.5 +0.0
Week of 12/2100.0*Chance in playoffs100.0*Average seed
Eric 70.5 Jen 99.5 +21.9
+3.1
Helmut 82.5 Max 121.5 -3.2
-0.1
Joe 67.5 Bill 88 +0.1
Tim 93.5 Terry 55 +0.1
DanL 70.5 Andy 139.5 +0.1
Games Above .500
Chance Will Make Playoffs