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 12/12100.0*Lottery seed
Dallas 44 LA Rams 21 +0.4
LA Chargers 10 Minnesota 39 +0.2
Carolina 24 Seattle 30 +0.1
Pittsburgh 10 Buffalo 17 -0.0
New Orleans 34 Indianapolis 7 -0.0
Green Bay 21 Chicago 13 +0.0
Week of 12/22100.0*Lottery seed
San Francisco 34 LA Rams 31 +0.1
NY Jets 16 Pittsburgh 10 -0.1
Tampa Bay 20 Houston 23 -0.1
Tennessee 28 New Orleans 38 -0.0
Week of 12/29100.0*Lottery seed
Baltimore 28 Pittsburgh 10 -0.0
LA Rams 31 Arizona 24 -0.0
Games Above .500
Chance Will Make Playoffs