How are these numbers calculated?

Big Games

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

Week of 6/20100.0*Chance in playoffs100.0*Round of 8100.0*Average seed
Argentina 1 Paraguay 1 -6.0
-6.0
-0.3
Colombia 1 Qatar 0 +2.1
+2.1
+0.1
Ecuador 1 Chile 2 +1.2
+1.2
Bolivia 1 Peru 3 -0.8
-0.8
Uruguay 2 Japan 2 -0.3
-0.3
Brazil 0 Venezuela 0 *-0.1
*-0.1
Week of 6/24100.0*Chance in playoffs100.0*Round of 8100.0*Average seed
Colombia 1 Paraguay 0 -47.2
-47.2
-1.9
Ecuador 1 Japan 1 +20.4
+20.4
+0.2
Bolivia 1 Venezuela 3 -4.2
-4.2
-0.2
Qatar 0 Argentina 2 -1.6
-1.6
-0.1
Chile 0 Uruguay 1 -0.2
Peru 0 Brazil 5 +0.0

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

Points
Chance Will Make Playoffs