In the final test, Xiaoli's average score in Chinese, Mathematics, and English is 90 points, and her English score is 92 points. What is the average score of Chinese and Mathematics?
期末测试，小丽语文、数学、英语三科的平均成绩是90分，其中英语成绩是92分，语文、数学两科的平均成绩是多少分？
<gadget id="calculator">90 * 3</gadget>
<output>270</output>

<gadget id="calculator">270 - 92</gadget>
<output>178</output>

<gadget id="calculator">178 / 2</gadget>
<output>89</output>

<result>89</result>