Sunshine Fruit Store shipped 24 boxes of fruit, 25 kg per box. After selling some, there are 256 kilograms left, how many kilograms were sold?
阳光水果店运来水果24箱，每箱25千克．售出一些后，还剩256千克，售出了多少千克？
<gadget id="calculator">25 * 24</gadget>
<output>600</output>

<gadget id="calculator">600 - 256</gadget>
<output>344</output>

<result>344</result>