There are 480 fewer chickens than ducks in the farm, and more ducks than chickens (1/4). How many chickens and ducks are there in total?
饲养场里养的鸡比鸭少480只，鸭比鸡多(1/4)，饲养场养鸡和鸭一共多少只？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">480 / (1/4)</gadget>
<output>1_920</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">1_920 * (5/4)</gadget>
<output>2_400</output>

<gadget id="calculator">1_920 + 2_400</gadget>
<output>4_320</output>

<result>4_320</result>