-1/24除以(1/3-1/6+3/8)=-1/24÷(8/24-4/24+9/24)=-1/24÷13/24=-1/13第二种-1/24除以(1/3-1/6+3/8)=-1÷(24x1/3-24x1/6+24x3/8)=-1÷(8-4+9)=-1÷13=-1/13
-1/24除以(1/3-1/6+3/8)=-1/24÷(8/24-4/24+9/24)=-1/24*24/13=-1/13