18-4×1=
75-1×7=
27+2÷2=
72-20÷5=
39+8×1=
56+6×3=
6×4+29=
39+21÷7=
50+21÷3=
7+30÷5=
59-1×4=
7×1+49=
5+9×4=
7×6+12=
18-4×1=
75-1×7=
27+2÷2=
72-20÷5=
39+8×1=
56+6×3=
6×4+29=
39+21÷7=
50+21÷3=
7+30÷5=
59-1×4=
7×1+49=
5+9×4=
7×6+12=