15+5=
13﹣9=
5+9=
6+8=
14﹣6=
15﹣7=
17﹣8=
7+4=
12+4-9= 10-5+4= 9+7-2=
12+5-8= 11-5+5= 8+6-5=
34-9+30= 85-(13+7)=
33-(26-6)= 43-8-30=
12-9=
14-8=
12-4=
13-6=
7+8-6=
16-7=
11+5=
9+5=
12-7=
8+3-4=
16+3=
12-6=
18-8=
7+7=
13-9+3=
13-7=
5+8=
14+5=
15-9=
12+6-9=