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 -15.4
-1.0
jpn 6 ita 4 +14.0
+0.9
chn 7 ger 5 +2.0
+0.1
rus 9 lat 7 -2.0
-0.1
den 6 ger 5 +1.8
+0.1
den 4 rus 5 -1.8
-0.1
sco 9 lat 5 -1.6
-0.1
swe 8 can 4 +1.3
+0.1
can 7 ita 6 -1.2
swe 4 chn 6 +0.7
sco 11 sui 4 +0.3
Wednesday, 3/20100.0*Chance in playoffs100.0*Average seed
swe 9 jpn 4 -14.8
-0.8
rus 10 jpn 3 -7.9
-0.7
usa 9 lat 2 -2.9
-0.1
ger 5 can 8 -2.3
chn 9 usa 5 +1.9
ger 3 sui 7 -1.6
den 6 sco 8 -0.5
lat 3 chn 7 -0.1
Thursday, 3/21100.0*Chance in playoffs100.0*Average seed
jpn 4 can 8 -0.5
can 7 chn 4 +0.1
swe 8 ger 6 +0.1
usa 4 sco 8 +0.1
lat 5 den 8 -0.1
lat 8 sui 7 +0.1
If winner is:HomeAway
chn vs jpn-0.7+0.7
sui vs den+0.3-0.3

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
51-0Out75258,792,924
40-1Out25758,794,556
Total:Out37253717,587,480
Games Above .500
Chance Will Make Playoffs