How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Serie B100.0*Average seed
Santos 4 Coritiba 0 +3.6
-1.1
Sport Recife 0 Fluminense 3 +1.8
-0.1
Botafogo 3 Sao Paulo 2 +1.3
-0.1
Santo Andre 4 Avai 2 +0.2
Vitoria 2 Barueri 1 +0.2
-0.1
Corinthians 2 Nautico 3 +0.2
+0.1
Atletico-PR 1 Cruzeiro 1 +0.1
Week of 11/29100.0*Serie B100.0*Average seed
Cruzeiro 4 Coritiba 1 +19.4
-1.0
Fluminense 4 Vitoria 0 +5.1
Atletico-PR 2 Botafogo 0 -2.8
-0.0
Santo Andre 5 Nautico 3 +0.2
Gremio 4 Barueri 2 +0.1
If winner is:HomeDrawAway
Week of 12/5100.0*Serie B100.0*Average seed
Coritiba vs FluminenseNo-1.8+39.2
+1.5-0.5-1.1
Botafogo vs Palmeiras+26.2-1.8-24.8
-0.3-0.0+0.3
Internacional vs Santo Andre-4.7-4.7+8.3
+0.1+0.1-0.2
Barueri vs Atletico-PR+0.2-0.1-0.1
Vitoria vs Goias-0.1-0.1+0.2

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibetadores1234567891011121314151617181920Serie BCount
471-0-0NoNo104347No5,323,900
450-1-0NoNo643636.0%4,138,644
440-0-1NoNo23542377.05,320,976
Total:NoNo415172629837.8%14,783,520
Points
Chance Will Win Championship