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
Megano 6 JustJoe 5 +25.1
+1.1
Living Legends 4.5 SPAM 6.5 +2.9
+0.2
Boom 7 SmokButts 4 -2.1
-0.1
Shteekers 3 Shoot Inside 8 +1.0
+0.0
Drunks 3 DE FAZIO 8 +0.7
FatFucks 5.5 Red's Rippers 5.5 +0.5
Week of 2/24100.0*Chance in playoffs100.0*Average seed
Living Legends 7 Megano 4 -31.2
-1.1
SPAM 6 DE FAZIO 5 +7.6
+0.2
Red's Rippers 8.5 VaFangul 2.5 -7.6
-0.2
Shteekers 5 SmokButts 6 +3.4
+0.1
Pace 6 Drunks 5 +0.7
+0.1
FatFucks 4.5 Boom 6.5 -0.1
If winner is:HomeTieAway
Week of 3/2100.0*Chance in playoffs100.0*Average seed
Megano vs Boom+61.8OutOut
+1.5-0.3-0.9
Shoot Inside vs Red's Rippers+3.0+3.0-7.0
+0.1+0.1-0.2
FatFucks vs Shteekers+3.0+3.0-6.5
+0.1+0.1-0.2
Drunks vs Living Legends+0.4-0.1-0.3
DE FAZIO vs VaFangul-0.3+0.2+0.2

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011121314Count
211-0-090.5%48431014,676,412
200-0-1Out58429,250,387
190-1-0Out22522722,353,445
Total:28.7%151425331346,280,244
Games Above .500
Chance Will Make Playoffs