How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Saturday100.0*Average seed
Athletics 20 Dodgers 11 +0.1
Padres 4 Tigers 5 -0.1
If winner is:HomeAway
Sunday100.0*Average seed
Rockies vs Tigers+0.1-0.1
Dodgers vs Athletics-0.1+0.1

What If

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

100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567Count
311-0In13876,265,704,749
300-1In1006,265,679,351
Total:In69412,531,384,100
Games Above .500
Chance Will Make Playoffs