There are 802 chickens in the farm, which is 2 more than the number of ducks (5/4). How many chickens and ducks are there in the farm?
养殖场有802只鸡，比鸭的只数的(5/4)多2只，养殖场共有鸡和鸭多少只？
<gadget id="calculator">802 - 2</gadget>
<output>800</output>

<gadget id="calculator">5 / 4</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">800 / (5/4)</gadget>
<output>640</output>

<gadget id="calculator">640 + 802</gadget>
<output>1_442</output>

<result>1_442</result>