How are these numbers calculated?

Big Games

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

Week of 6/15100.0*Chance in playoffs100.0*Average seed
Nigeria 1 Uruguay 2 +29.7
+0.7
Spain 2 Uruguay 1 -25.7
-0.6
Spain 10 Thaiti 0 -4.4
Thaiti 1 Nigeria 6 -0.2
Week of 6/22100.0*Chance in playoffs100.0*Average seed
Uruguay 8 Thaiti 0 +40.1
+0.5
Nigeria 0 Spain 3 +27.2
+0.3
Points
Chance Will Make Playoffs

Lottery

Why are you looking down here? We just made the playoffs!

Big Games

Week of 6/15100.0*Lottery seed
Spain 2 Uruguay 1 +1.4
Nigeria 1 Uruguay 2 -1.3
Brazil 2 Mexico 0 -0.1
Italy 4 Japan 3 -0.1
Week of 6/22100.0*Lottery seed
Uruguay 8 Thaiti 0 -1.3
Nigeria 0 Spain 3 -0.3
Japan 1 Mexico 2 +0.1
Italy 2 Brazil 4 -0.1