15-6=
9+7=
13-4=
15-8+5=
13+7-4=
85-5=
60+9=
48-8=
16-4-3=
8+6+5=
13+3=
7+4=
9-6=
30+2=
9+7-6=
11-3=
17-8=
13-5=
8-5+14=
6+7=
16-9=
15-7=
15+2=
4+8-3=
