How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Tuesday, 3/19100.0*Chance in playoffs100.0*Average seed
usa 10 jpn 3 -7.8
-0.9
jpn 6 ita 4 +3.3
+0.6
swe 4 chn 6 +2.3
swe 8 can 4 -1.2
sco 9 lat 5 -1.1
-0.0
sco 11 sui 4 -1.1
+0.0
usa 6 sui 7 -0.6
den 4 rus 5 -0.3
-0.0
can 7 ita 6 -0.2
rus 9 lat 7 -0.2
-0.0
chn 7 ger 5 +0.2
+0.1
den 6 ger 5 +0.1
Wednesday, 3/20100.0*Chance in playoffs100.0*Average seed
rus 10 jpn 3 -3.5
-0.8
swe 9 jpn 4 -3.5
-0.5
rus 3 swe 10 -1.0
chn 9 usa 5 +0.6
+0.1
ger 3 sui 7 -0.3
-0.1
den 6 sco 8 -0.3
usa 9 lat 2 -0.3
-0.1
sui 4 can 7 +0.2
+0.0
ger 5 can 8 -0.1
lat 3 chn 7 -0.1
Thursday, 3/21100.0*Chance in playoffs100.0*Average seed
jpn 4 can 8 -0.2
can 7 chn 4 -0.1
lat 5 den 8 -0.1
swe 8 ger 6 +0.0
If winner is:HomeAway
chn vs jpn-0.6+0.7
sui vs den+0.4-0.3
rus vs usa-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
51-0Out8652711,312,797
40-1Out465413,108,667
Total:Out430372924,421,464
Games Above .500
Chance Will Make Playoffs