The hunting dog found a hare running forward 96 meters in front of it, and immediately went to chase the hare. When the hare ran forward 12 meters, the hunting dog was still 72 meters behind it. How many meters must the hound run to catch up with the hare.
猎狗发现在它前面96米有只向前跑的野兔，立即去追赶野兔，野兔向前跑了12米时，猎狗还在它后面72米．猎狗还要跑多少米才能追上野兔．
<gadget id="calculator">12 - 72</gadget>
<output>-60</output>

<gadget id="calculator">96 + (-60)</gadget>
<output>36</output>

<gadget id="calculator">36 - 12</gadget>
<output>24</output>

<gadget id="calculator">96 / 24</gadget>
<output>4</output>

<gadget id="calculator">4 * 36</gadget>
<output>144</output>

<gadget id="calculator">144 - 36</gadget>
<output>108</output>

<result>108</result>