A square field has a circumference of 2,400 meters. If 6 hectares are cultivated every day, how many days can it be plowed?
一块正方形的地，周长是2400米，如果每天耕地6公顷，几天能耕完？
<gadget id="calculator">2_400 / 4</gadget>
<output>600</output>

<gadget id="calculator">2_400 / 4 / 10_000 / 6</gadget>
<output>1/100 = around 0.01</output>

<gadget id="calculator">600 * (1/100)</gadget>
<output>6</output>

<result>6</result>