How are these numbers calculated?

Big Games

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

Week of 11/23100.0*Libertadores100.0*Average seed
Atlético-MG 4 Goiás 1 +5.6
+0.1
Atlético-PR 6 Náutico 1 -2.6
-0.1
São Paulo 1 Botafogo 1 -1.1
-0.0
Criciúma 1 Vitória 1 +0.9
+0.0
Ponte Preta 1 Grêmio 1 +0.1
+0.0
Week of 11/30100.0*Libertadores100.0*Average seed
Coritiba 2 Botafogo 1 -29.3
-0.7
Grêmio 1 Goiás 0 +4.5
+0.0
Santos 2 Atlético-PR 1 +1.9
+0.1
Fluminense 2 Atlético-MG 2 +1.9
+0.0
Vitória 4 Flamengo 2 -1.0
-0.1
If winner is:HomeDrawAway
Week of 12/7100.0*Libertadores100.0*Average seed
Goiás vs Santos-22.3+22.9+30.5
-0.3+0.2+0.5
Botafogo vs Criciúma+22.1-25.4No
+0.6-0.5-1.1
Atlético-PR vs Vasco-4.6-4.6+25.0
-0.1-0.1+0.5
Atlético-MG vs Vitória-0.4+4.8-5.0
-0.1+0.2-0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
611-0-0No52.6%746462No25,611,223
590-1-0No5.153659No12,783,116
580-0-1NoNo919No7,885,821
Total:No30.5%42735331No46,280,160
Points
Chance Will Win Championship