If a piece of grassland with a side length of 500 meters can raise 2,500 sheep, how many sheep can be raised on average per hectare of grassland?
一块边长500米的草地，如果能养2500只羊，平均每公顷草地能养多少只羊？
<gadget id="calculator">500 / 10_000</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">500 * (1/20)</gadget>
<output>25</output>

<gadget id="calculator">2_500 / 25</gadget>
<output>100</output>

<result>100</result>