Divide a 7-meter-long steel pipe into 5 sections on average, and each section is the size of the steel pipe.
把7米长的钢管平均分成5段，每段是这根钢管的多少．
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>