How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Friday, 1/10100.0*Chance in playoffs100.0*Average seed
GR 73.26 BLEH 82.38 Out
-0.6
EES 84.08 13M 99.12 -0.1
GBDQ 81.9 GS 61.82 -0.1
+0.1
WT 85.9 GK 94.04 -0.1
REX 48.98 DM 63.88 +0.1
NF 22.5 NUDE 84.8 -0.1
Saturday, 1/11100.0*Chance in playoffs100.0*Average seed
NUDE 83.54 GR 74.22 -0.8
GS 58 ROM 56.6 -0.2
REX 37.5 EES 57.72 +0.1
TFU 95.8 WT 87.62 -0.1
If winner is:HomeAway
Sunday, 1/12100.0*Chance in playoffs100.0*Average seed
GR vs 13M+0.6-0.6
MM vs NUDE+0.3-0.3
WT vs GS+0.3-0.3
NF vs REX+0.1-0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314151617181920Count
31-0Out132538254,494,862
20-1Out1004,499,858
Total:Out61219638,994,720
Games Above .500
Chance Will Make Playoffs