How are these numbers calculated?

Big Games

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

Week of 10/5100.0*Chance in World Cup100.0*Promoted100.0*Average seed
Peru 1 Colombia 1 Out
-34.9
-0.8
Argentina 0 Peru 0 +10.0
+11.2
+0.3
Equador 1 Argentina 3 -7.4
-10.5
-0.4
Colombia 1 Paraguai 2 +6.8
+1.3
+0.0
Chile 2 Equador 1 -2.6
-4.7
-0.1
Brasil 3 Chile 0 +2.3
+2.8
+0.1
Venezuela 0 Uruguai 0 -0.1
-0.1
Paraguai 0 Venezuela 1 +29.1
+0.6
Points
Chance Will Make Next Round