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 4/21100.0*Lottery seed
Urawa 1 Suwon 2 +1.0
Shandong 3 Becamex 1 -0.2
Beijing Guoan 0 Brisbane Roar 1 +0.2
Bunyodkor 0 Al-Nassr 1 -0.1
Wanderers 1 Kashima 2 +0.1
Al-Shabab 0 Al-Ain 1 -0.1
Al-Sadd 1 Foolad 0 -0.1
Tractor Sazi 1 Nasaf Qarshi 2 -0.0
Week of 5/5100.0*Lottery seed
Brisbane Roar 1 Urawa 2 -2.6
Pakhtakor 0 Al-Shabab 2 +0.8
Buriram 5 Guangzhou R&F 0 -0.4
Al-Ahli Dubai 3 Tractor Sazi 2 -0.3
Foolad 1 Tashkent 0 +0.2
Becamex 1 Kashiwa 0 +0.2
Persepolis 2 Bunyodkor 1 -0.1
Points
Chance Will Make Playoffs