How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 4/10None
Week of 4/18None
Week of 4/24100.0*Average seed
River Plate 1 Colo-Colo 0 -0.4
LDU 3 Caracas 1 +0.2
Points
Chance Will Make Playoffs