18
15
16-9=
9+=16
137=6
74=11
86=14
90+=100
80+=100
70+=100
60+=100
50+=100
2332 10099 35+2460
7572 4585-40 62+562+10
18-9=
13-5=
17-8=
32-6=
24+6=
28-12=
6+50=
66-6=
27+30=