How are these numbers calculated?

Big Games

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

Week of 2/17100.0*Chance in playoffs100.0*Average seed
Drunks 3 DE FAZIO 8 -18.7
-1.1
Megano 6 JustJoe 5 -6.6
-0.2
Living Legends 4.5 SPAM 6.5 +2.7
+0.2
Boom 7 SmokButts 4 -2.1
-0.1
Shteekers 3 Shoot Inside 8 +1.2
+0.0
FatFucks 5.5 Red's Rippers 5.5 +0.9
VaFangul 6 Pace 5 -0.1
Week of 2/24100.0*Chance in playoffs100.0*Average seed
Pace 6 Drunks 5 Out
-0.5
Living Legends 7 Megano 4 +3.1
-0.0
Shteekers 5 SmokButts 6 +1.6
SPAM 6 DE FAZIO 5 +1.1
+0.2
Red's Rippers 8.5 VaFangul 2.5 -1.0
-0.1
If winner is:HomeTieAway
Week of 3/2100.0*Chance in playoffs100.0*Average seed
Drunks vs Living Legends+1.2-0.0-1.0
SmokButts vs SPAM+0.1+0.1-0.3
DE FAZIO vs VaFangul-0.1+0.2+0.0

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011121314Count
191-0-0Out564417,717,733
180-0-1Out36649,250,377
170-1-0Out4743919,312,134
Total:Out22243218446,280,244
Games Above .500
Chance Will Make Playoffs