rope is 4 meters long. How many pieces can be cut every (2/5) meter?
一根绳子长4米，每(2/5)米剪一段，可以剪多少段？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">4 / (2/5)</gadget>
<output>10</output>

<result>10</result>