A ship travels from point A to point B at 27 kilometers per hour. After 16 hours, it is still 18 kilometers away from point B. How many kilometers are there between A and B?
一艘轮船从A地开往B地，每小时行27千米，行了16小时后离B地还有18千米．A、B两地相距多少千米？
<gadget id="calculator">27 * 16</gadget>
<output>432</output>

<gadget id="calculator">432 + 18</gadget>
<output>450</output>

<result>450</result>