There are 450 rabbits and sheep in the farm, and there are more rabbits than sheep (1/4). How many rabbits are there in the farm?
饲养场的兔和羊一共有450只，兔比羊多(1/4)．饲养场有兔多少只？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + 1 + (1/4)</gadget>
<output>9/4 = around 2.25</output>

<gadget id="calculator">450 / (9/4)</gadget>
<output>200</output>

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

<gadget id="calculator">200 * (5/4)</gadget>
<output>250</output>

<result>250</result>