The average score of Xiaohong's three exams is 92 points. It is known that the average score of the first and second exams is 91. What is her third exam score?
小红三次考试的平均成绩是92分，已知第一次和第二次的平均成绩是91，她的第三次成绩是多少？
<gadget id="calculator">92 * 3</gadget>
<output>276</output>

<gadget id="calculator">91 * 2</gadget>
<output>182</output>

<gadget id="calculator">276 - 182</gadget>
<output>94</output>

<result>94</result>