How are these numbers calculated?

Big Games

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

Week of 2/18100.0*Chance in playoffs100.0*Segunda Divisão100.0*Average seed
Flu de Feira 0 Bahia de Feira 2 +31.5
-0.3
+1.3
Bahia de Feira 3 Vitória da Conquista 0 +19.8
No
+0.7
Vitória 0 EC Bahia 3 -3.2
-0.1
Jacuipense 1 Flu de Feira 0 +2.5
+0.1
Jacuipense 0 Vitória 1 -2.1
+0.0
Juazeirense 2 Jequié 1 +1.9
+0.1
Week of 2/25100.0*Chance in playoffs100.0*Segunda Divisão100.0*Average seed
Flu de Feira 3 Juazeirense 1 -8.6
-0.1
Jequié 1 Vitória 5 +2.3
-0.1
EC Bahia 2 Atlântico 1 -2.3
-0.1
Jacuipense 4 Jacobina 0 -0.1
Week of 3/4100.0*Chance in playoffs100.0*Segunda Divisão100.0*Average seed
Bahia de Feira 2 Atlântico 2 -18.8
-0.5
Vitória da Conquista 1 Flu de Feira 2 -10.2
-0.2
Juazeirense 1 EC Bahia 2 -3.6
-0.1
Vitória 2 Jacobina 1 -0.9
-0.1
Jequié 0 Jacuipense 1 +0.7
If winner is:HomeDrawAway
Jacuipense vs Bahia de FeiraOutOut+43.7
-0.3-0.3+0.6
Flu de Feira vs Vitória-11.1-2.9+11.5
-0.2-0.0+0.2
Atlântico vs Juazeirense+11.5-0.1-4.3
+0.2+0.0-0.1
EC Bahia vs Jequié-0.4-0.4+3.2
-0.0-0.0+0.1

What If

Chances based on how well the Bahia de Feira finish out the regular season.   Explain

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedSegunda
TPW-OTLDplayoffs12345678910DivisãoCount
171-00065.8%1184734No6,546,680,876
14-15Out100No12,916,068,244*
Total:22.1%061678No19,462,749,120

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs