Hailin scored 90 points in mathematics in the final exam, 85 points in Chinese, and 92 points in English. What is the average score of the three subjects?
海林期末考试数学得了90分，她语文得了85分，英语得了92分，三门平均分是得了多少分．
<gadget id="calculator">90 + 85 + 92</gadget>
<output>267</output>

<gadget id="calculator">267 / 3</gadget>
<output>89</output>

<result>89</result>