There are 400 metasequoias planted in the community, and the number of sycamores planted is 1/4 more than that of metasequoia. How many sycamores are planted?
小区里栽水杉400棵，栽的梧桐比水杉多(1/4)，栽了梧桐多少棵？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

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

<gadget id="calculator">400 * (5/4)</gadget>
<output>500</output>

<result>500</result>