52+8
60
40-8
32
10+5
15
19-5
14
80+9
89
40+9
49
32-5
27
15+8
23
25-8
17
77+4
81
20+11
31
80-4
76
20+9
29
30-9
21
12+15
44+7
51
55-8
47
90+4
88-5
83
44+13
57
89+5
94
32-4
28
83+4
87
54-3
90+15
105