8+9=
12-5=
6+7-8=
9+6=
15-7=
13+2-6=
7+4=
18-9=
11-4+3=
11-2=
16-8=
12-4+6=
16-9= 11-9= 14-9+3=
18-9= 12-9= 15-9+3=
19-9= 10-9= 17-9+2=
3+9= 5+4= 3+2=
6-5= 3-3= 9-6=
10+0= 18-8= 8+4=
2+3+5= 12-2+3=
□〇□=□(朵)
3+6+4=
8+5+2=
6+7-2=
19-3-5=
9+7-3=
14-4+6=