There are 385 hens in the chicken farm, which is more than the number of roosters (3/8). How many roosters are there in the chicken farm? (solution with equation)
养鸡场养有母鸡385只，比公鸡的只数多(3/8)．养鸡场养有公鸡多少只？(用方程解答)
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">1 + (3/8)</gadget>
<output>11/8 = around 1.375</output>

<gadget id="calculator">385 / (11/8)</gadget>
<output>280</output>

<result>280</result>