How are these numbers calculated?

Lottery

We are out of the playoffs. Here are the big games and what ifs for draft seeds.
Although it might be more fun to go down swinging.

Big Games

Week of 8/12100.0*Lottery seed
Nationals 401 Mets 277.5 +0.3
Astros 138 Rangers 277.5 +0.2
Rockies 232.5 Dodgers 265.5 +0.1
Blue Jays 279 Rays 329.5 +0.1
Yankees 290 Red Sox 367 -0.0
Phillies 302 Braves 202 -0.0
Week of 8/19100.0*Lottery seed
Phillies 268.5 Mets 321 -1.2
Yankees 237 Blue Jays 218.5 +0.2
Rockies 293 Giants 144 -0.1
Nationals 287 Braves 217 -0.0
Rays 270 Red Sox 329.5 -0.0
If winner is:HomeTieAway
Week of 8/26100.0*Lottery seed
Braves vs Mets+0.4+0.4-0.3
Rangers vs Mariners+0.1-0.5-0.5
Dodgers vs Giants+0.1-0.4-0.4

What If

100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L-T123456789101112131415161718192021222324
101-0-00174737
9.50-0-101188
90-1-0011880
Total:01032580
Games Above .500
Chance Will Make Playoffs