The grain store sells a batch of soybeans. It sells (1/4) on the first day and 230 kilograms on the second day. A total of 480 kilograms of soybeans are sold in two days. How many kilograms are there in this batch of soybeans?
粮店出售一批大豆，第一天卖了(1/4)，第二天卖了230千克，两天共卖出大豆480千克，这批大豆有多少千克？
<gadget id="calculator">480 - 230</gadget>
<output>250</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">250 / (1/4)</gadget>
<output>1_000</output>

<result>1_000</result>