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 10/11None
Week of 10/15100.0*Lottery seed
Toronto 1 Montreal 0 +0.5
Orlando 0 Columbus 1 -0.2
Chicago 3 Philadelphia 2 -0.2
New England 2 NYCFC 1 +0.2
Colorado 1 Salt Lake 0 -0.1
Vancouver 1 San Jose 1 +0.1
Los Angeles 3 Minnesota 0 -0.0
If winner is:HomeDrawAway
Week of 10/22100.0*Lottery seed
Montreal vs New England-1.1+1.0+1.5
Salt Lake vs Kansas City+0.2+0.2-0.3
Philadelphia vs Orlando+0.0-0.1+0.0

What If

100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TPW-D-L12345678910111213141516171819202122
421-0-03664
400-1-02872
390-0-171280
Total:193383460
Points
Chance Will Make Playoffs