The uncle driver set off from Yunxiao to Shenzhen to deliver goods. He traveled 80 kilometers per hour in the first 4 hours, and 140 kilometers in total in the next 2 hours. How many kilometers is it from Yunxiao to Shenzhen?
司机叔叔从云霄出发到深圳送货，前4个小时，每小时行80千米，后2小时共行140千米．云霄到深圳有多少千米？
<gadget id="calculator">80 * 4</gadget>
<output>320</output>

<gadget id="calculator">320 + 140</gadget>
<output>460</output>

<result>460</result>