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 -6.7
+7.4
-0.8
Jacuipense 1 Flu de Feira 0 +4.1
-12.9
+0.8
Juazeirense 2 Jequié 1 +0.7
Bahia de Feira 3 Vitória da Conquista 0 -0.4
-1.0
+0.1
Vitória 0 EC Bahia 3 -0.3
Flu de Feira 0 Bahia de Feira 2 +0.2
+0.2
-0.1
Week of 2/25100.0*Chance in playoffs100.0*Segunda Divisão100.0*Average seed
Jacuipense 4 Jacobina 0 +1.6
-14.1
+0.9
Flu de Feira 3 Juazeirense 1 -0.5
Jequié 1 Vitória 5 +0.4
+0.1
EC Bahia 2 Atlântico 1 -0.4
-7.4
+0.1
Week of 3/4100.0*Chance in playoffs100.0*Segunda Divisão100.0*Average seed
Jequié 0 Jacuipense 1 +1.2
No
+0.9
Bahia de Feira 2 Atlântico 2 Out
No
-0.0
Vitória da Conquista 1 Flu de Feira 2 Out
-0.4
+0.2
Vitória 2 Jacobina 1 -0.4
+0.1
If winner is:HomeDrawAway
Jacuipense vs Bahia de Feira+0.3+0.0-0.3
EC Bahia vs Jequié+0.3+0.0-0.3

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedSegunda
TPW-OTLDplayoffs12345678910DivisãoCount
131-000Out937No2,361,666,961
110-001Out6238No1,572,299,388
100-010Out3169No2,361,514,291
Total:Out6238No6,295,480,640
Points
Chance Will Make Playoffs