How are these numbers calculated?

Big Games

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

Saturday100.0*Average seed
Blue Jays 7 Reds 6 -0.4
Cardinals 10 Twins 2 -0.2
Orioles 11 Nationals 7 +0.1
If winner is:HomeAway
Sunday100.0*Average seed
Reds vs Blue Jays+0.1-0.1
Wiz vs Nationals+0.1-0.1

What If

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

100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567Count
301-0In1006,265,756,450
290-1In75256,265,627,650
Total:In871312,531,384,100
Games Above .500
Chance Will Make Playoffs