Teacher Chen went to Shanghai on a business trip, stayed in a hotel for 3 days, and paid 265.5 yuan for the accommodation. Later, it was extended for another 2 days due to accidents. How much should Mr. Chen pay for the accommodation?
陈老师出差到上海，在宾馆住了3天，交住宿费265.5元．后因有事又延长了2天，陈老师应补交住宿费多少元？
<gadget id="calculator">265.5 / 3</gadget>
<output>88.5</output>

<gadget id="calculator">88.5 * 2</gadget>
<output>177</output>

<result>177</result>