car travels the entire distance (4/7) from place A to place B, exceeding the midpoint by 8 kilometers. How many kilometers are there between places A and B? What is the correct column
一辆汽车从甲地到乙地行了全程的(4/7)，超过中点8千米，甲乙两地相距多少千米？正确列式是多少
<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(4/7) - (1/2)</gadget>
<output>1/14 = around 0.071429</output>

<gadget id="calculator">8 / (1/14)</gadget>
<output>112</output>

<result>112</result>