Divide a 1-meter-long iron wire into 7 sections on average, how much is the length of each section of the iron wire
把一根1米长的铁丝平均分成7段，每一段长占这根铁丝的多少
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>

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