Pattern Up
10, 20, 30, __
40
40, 30, 20, __
10
10 + 10 =
20
10 - 10 =
0
50, 60, 70, __
80
80, 70, 60, __
50
30 + 10 =
40
30 - 10 =
20
90, 100, 110, __
120
120, 110, 100, __
90
55 + 10 =
65
45 -10 =
35
130, 140, 150, __
160
160, 150, 140, __
130
85 + 10 =
95
75 - 10 =
65
170, 180, 190, __
200
200, 190, 180, __
170
103 + 10 =
113
93 - 10 =
83