How are these numbers calculated?

Big Games

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

Week of 6/17100.0*Chance in playoffs100.0*Average seed
Phillies 200 Rays 212 -7.8
-0.8
Tigers 266 Indians 318 +1.2
Blue Jays 229 Pirates 264 +1.2
+0.1
White Sox 205 Nationals 268 -1.0
If winner is:HomeHome OTHome SOAway SOAway OTAway
Week of 6/24100.0*Chance in playoffs100.0*Average seed
Phillies vs Brewers+5.8+5.1+5.0-5.4-5.4-5.7
+0.8+0.7+0.7-0.7-0.7-0.8
White Sox vs Blue Jays+1.1+1.1+1.1-1.1-1.0-1.1
Nationals vs Pirates-0.7-0.6-0.7+0.6+0.7+0.7
Red Sox vs Indians-0.6-0.6-0.6+0.6+0.6+0.6
+0.0+0.0+0.0-0.0-0.0-0.1
Americans vs Tigers+0.3+0.4+0.4-0.3-0.4-0.4
Rays vs Twins-0.4-0.3-0.2+0.3+0.4+0.4

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
149-0In20801013,973
138-199.4%3838510112,998
127-282.205282215300450,517
116-325.0141113330111001,052,687
105-40.810052339266001,580,395
94-50.00019323818301,579,533
83-6Out00319383181,054,242
72-7Out001134145451,729
61-8Out011584111,981
50-9Out019913,889
Total:12.0%081381114151412966,421,944
Games Above .500
Chance Will Make Playoffs