The store shipped a batch of apples, sold 20% on the first day, and shipped another 240 kilograms the next day. Now the store has 5% less apples than before. How many kilograms of apples did the store originally ship?
商店运来一批苹果，第一天卖了20%，第二天又运来240千克，现在商店里的苹果比原来还少5%，商店原来运来多少千克苹果？
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">1 - (1/20)</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">(19/20) - (4/5)</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">240 / (3/20)</gadget>
<output>1_600</output>

<result>1_600</result>