How are these numbers calculated?

Big Games

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

Week of 12/1100.0*Chance in playoffs100.0*Average seed
Big 98.82 Free 102.2 +18.7
+1.0
Colon 112.88 Darth 113.5 -5.0
-0.1
Fluff 86.78 GTR 94.82 -0.9
Fist 167.96 Moff 123.84 -0.9
NoSleep 106.38 Topper 147.62 -0.5
Pol 79.34 Lockett 80.26 -0.2
-0.1
Week of 12/8100.0*Chance in playoffs100.0*Average seed
NoSleep 143.36 Free 163.42 +23.6
+0.8
Fist 82 Darth 111.7 -10.2
-0.2
Moff 104.86 GTR 139.42 -5.3
-0.1
Colon 95.88 Topper 113.06 -5.2
-0.2
Big 85.3 Lockett 102.2 -0.1
-0.1
If winner is:HomeAway
Week of 12/15100.0*Chance in playoffs100.0*Average seed
Colon vs Free-35.7+35.7
-0.7+0.7
Darth vs GTR-14.3+14.3
-0.1+0.1
Fist vs Topper+3.7-3.7
+0.2-0.2
Pol vs Big-0.1+0.1

What If

Chances based on how well the Free finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
91-083.4%1624521712,856,956
80-112.112513712,860,988
Total:47.7%031232341925,717,944
Games Above .500
Chance Will Make Playoffs