How are these numbers calculated?

Big Games

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

Tuesday100.0*Chance in playoffs100.0*Average seed
Lakers 97 Rockets 108 +0.3
+0.4
Kings 107 Rockets 118 +0.3
+0.2
Bucks 102 Rockets 113 +0.3
+0.2
Thunder 124 Rockets 121 -0.2
-0.2
Knicks 122 Clippers 114 +0.2
Warriors 129 Clippers 84 +0.1
Warriors 100 Jazz 107 -0.1
-0.1
Cavaliers 101 Jazz 92 +0.1
+0.1
Kings 112 76ers 125 +0.1
Thunder 110 Kings 104 +0.0
-0.0
Raptors 111 Jazz 104 +0.1
Jazz 101 Wizards 96 -0.0
Mavericks 118 Lakers 104 +0.1
Lakers 104 Suns 118 +0.1
Kings 114 Jazz 86 +0.1
Saturday100.0*Chance in playoffs100.0*Average seed
Grizzlies 127 Rockets 133 +0.3
Rockets 122 Mavericks 126 -0.3
Hawks 99 Rockets 115 +0.3
76ers 100 Thunder 88 +0.2
Lakers 112 Rockets 103 -0.2
Thunder 106 Trailblazers 97 -0.1
Games Above .500
Chance Will Make Playoffs