How are these numbers calculated?

Big Games

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

Week of 6/12100.0*Chance in playoffs100.0*Average seed
Brazil 3 Croatia 1 +25.6
+0.7
Cameroon 0 Croatia 4 +10.6
+0.1
Brazil 0 Mexico 0 +3.8
+0.1
Mexico 1 Cameroon 0 -0.5
-0.0
Week of 6/19100.0*Chance in playoffs100.0*Average seed
Cameroon 1 Brazil 4 In
+0.6
Croatia 1 Mexico 3 In
Week of 6/26None

What If

Chances based on how well the Brazil finish out the regular season.   Explain

100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs1234Count
70-0-0In1007,537,440
Total:In1007,537,440
Points
Chance Will Make Playoffs