A batch of rice was shipped from the cafeteria. I ate (1/8) for the first time and 25% for the second time, leaving 300 kilograms. How many kilograms of this batch of rice are there in total?
食堂运来一批大米，第一次吃了(1/8)，第二次吃了25%，还剩300千克，请问这批大米一共有多少千克？
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/8) - (1/4)</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">300 / (5/8)</gadget>
<output>480</output>

<result>480</result>