18+23+9=
53-17-22=
34+15-13=
60-20=
5×9=
36+4=
57+8=
76-40=
8×4=
7×5=
70-7=
9×9=
6×5=
2×7=
53-8=
26+30-5=
12-3×2=
7×9+3=
89-32-7=
14+27+59= 97-36-54= 21+15+33=
96-42-28= 66-47-16= 37+34+27=
63÷936÷6 45÷99×0 35÷549÷7
18÷281÷9 42÷624÷3 0÷91×8