The dried fresh grass is equivalent to the original fresh grass (8/25); to dry 400 kg, how many kg of fresh grass is needed?
鲜草晒干后相当于原来鲜草的(8/25)；要晒干400千克，需要鲜草多少千克？
<gadget id="calculator">8 / 25</gadget>
<output>8/25 = around 0.32</output>

<gadget id="calculator">400 / (8/25)</gadget>
<output>1_250</output>

<result>1_250</result>