43-3×1= 29+1×1= 80+18÷2= 47-5×4= 72-28÷4=
32+6÷3= 51+7×2= 4÷2+83= 10÷5+88= 46-1×9=
91-7×9= 45-48÷6= 15÷5+43= 7×8+38= 90-72÷8=
43-3×1= 29+1×1= 80+18÷2= 47-5×4= 72-28÷4=
32+6÷3= 51+7×2= 4÷2+83= 10÷5+88= 46-1×9=
91-7×9= 45-48÷6= 15÷5+43= 7×8+38= 90-72÷8=