San Francisco 49ers Playoff Chances 2020-2021 50/50

Lost to Seattle 23-26, lottery seed up 1.9 to 21
6-10-0   .375

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 12/17100.0*Lottery seed
Dallas 41 San Francisco 33 +1.9
Denver 19 Buffalo 48 -0.2
Green Bay 24 Carolina 16 -0.2
Miami 22 New England 12 -0.2
Tennessee 46 Detroit 25 -0.1
Washington 15 Seattle 20 -0.1
Indianapolis 27 Houston 20 -0.1
Arizona 33 Philadelphia 26 -0.1
LA Rams 20 NY Jets 23 +0.1
New Orleans 29 Kansas City 32 +0.1
NY Giants 3 Cleveland 20 -0.1
Atlanta 27 Tampa Bay 31 -0.0
Las Vegas 27 LA Chargers 30 +0.0
Week of 12/25100.0*Lottery seed
Arizona 12 San Francisco 20 -1.9
New England 9 Buffalo 38 -0.3
New Orleans 52 Minnesota 33 -0.2
Detroit 7 Tampa Bay 47 -0.2
Jacksonville 17 Chicago 41 +0.1
LA Chargers 19 Denver 16 -0.1
Las Vegas 25 Miami 26 -0.1
Green Bay 40 Tennessee 14 -0.1
Kansas City 17 Atlanta 14 +0.1
Baltimore 27 NY Giants 13 -0.0
Dallas 37 Philadelphia 17 +0.0
Week of 1/3100.0*Lottery seed
San Francisco 23 Seattle 26 +1.1
Detroit 35 Minnesota 37 +0.3
Kansas City 21 LA Chargers 38 +0.2
New England 28 NY Jets 14 +0.2
Denver 31 Las Vegas 32 -0.2
NY Giants 23 Dallas 19 -0.1
Games Above .500
Chance Will Make Playoffs