Xiao Ming rides a bicycle to travel, and travels the entire distance (3/8) in 2 hours, and is still 8 kilometers away from the midpoint. How far is Xiao Ming from the destination?
小明骑自行车去旅游，2小时行了全程的(3/8)，离中点还有8千米，小明离目的地还有多远？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">(1/2) - (3/8)</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">8 / (1/8)</gadget>
<output>64</output>

<gadget id="calculator">1 - (3/8)</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">64 * (5/8)</gadget>
<output>40</output>

<result>40</result>