The fruit wholesale department bought a batch of fruits and sold them (3/5), leaving 440 kilograms. How many kilograms are there in this batch of fruits?
水果批发部进了一批水果，卖出(3/5)，还剩440千克，这批水果共有多少千克？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">440 / (2/5)</gadget>
<output>1_100</output>

<result>1_100</result>