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
Jacuipense 0 Vitória 1 +13.8
No
+0.6
Vitória 0 EC Bahia 3 -11.1
-0.7
Bahia de Feira 3 Vitória da Conquista 0 -2.1
-0.1
Flu de Feira 0 Bahia de Feira 2 -1.9
+0.0
Juazeirense 2 Jequié 1 +1.0
-0.1
Jacuipense 1 Flu de Feira 0 +0.6
+0.2
Week of 2/25100.0*Chance in playoffs100.0*Segunda Divisão100.0*Average seed
Jequié 1 Vitória 5 +12.2
+0.8
Flu de Feira 3 Juazeirense 1 -5.0
EC Bahia 2 Atlântico 1 -1.5
-0.1
Week of 3/4100.0*Chance in playoffs100.0*Segunda Divisão100.0*Average seed
Vitória 2 Jacobina 1 +2.2
+0.3
Bahia de Feira 2 Atlântico 2 +1.0
+0.1
Vitória da Conquista 1 Flu de Feira 2 -0.8
-0.1
Juazeirense 1 EC Bahia 2 -0.5
-0.0
If winner is:HomeDrawAway
Flu de Feira vs Vitória-0.7+0.0+0.6
EC Bahia vs Jequié-0.2+0.4+0.4
Atlântico vs Juazeirense+0.1+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedSegunda
TPW-OTLDplayoffs12345678910DivisãoCount
221-000In100No7,782,763,812
200-001In3664No4,860,839,806
190-010In17412814No6,819,145,502
Total:In5530105No19,462,749,120
Points
Chance Will Make Playoffs