A certain village grows 1600 mu of grain, more vegetables are grown than grain (1/4), how many mu more vegetables than grain?
某村种粮1600亩，种菜比种粮多(1/4)，种菜比种粮多多少亩？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1_600 * (1/4)</gadget>
<output>400</output>

<result>400</result>