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 9/25100.0*Lottery seed
Argentina 54 Georgia 9 +3.1
Tonga 35 Namibia 21 +0.2
France 41 Canada 18 -0.1
Wales 23 Fiji 13 -0.1
Scotland 39 United States 16 -0.0
Ireland 44 Romania 10 -0.0
Italy 23 Canada 18 +0.0
Week of 10/2100.0*Lottery seed
Namibia 16 Georgia 17 -2.7
New Zealand 43 Georgia 10 +2.6
South Africa 64 United States 0 -0.2
England 13 Australia 33 -0.1
South Africa 34 Scotland 16 +0.1
Canada 15 Romania 17 +0.1
Uruguay 15 Fiji 47 +0.1
Week of 10/9100.0*Lottery seed
Samoa 33 Scotland 36 -0.5
England 60 Uruguay 3 +0.4
New Zealand 47 Tonga 9 -0.3
If winner is:HomeTieAway
Italy vs Romania+0.1-0.9+0.1
United States vs Japan-0.2+0.1+0.1

What If

100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TPW-OTLT1234567891011121314151617181920
80-00022375
Total:22375
Points
Chance Will Make Playoffs