Divide a 5-meter-long rope into 7 sections on average, what is the length of each section in the total length
把5米长的绳子平均分成7段，每段长度占全长的多少
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>

<result>1/7 = around 0.142857</result>