A 25-meter-long rope, after cutting two pieces of the same length, there are 7 meters left, what is the length of each cut piece?
一根25米长的绳子，剪下同样长的两段后还剩7米，剪下的每段有多长？
<gadget id="calculator">25 - 7</gadget>
<output>18</output>

<gadget id="calculator">18 / 2</gadget>
<output>9</output>

<result>9</result>