Wang Hong has participated in three math competitions, and the average score is 86 points. The average score of the first two times is 83 points. What is the score of Wang Hong's third math competition.
王红参加了三次数学竞赛，平均分是86分，前两次的平均分是83分，王红第三次数学竞赛的分数是多少．
<gadget id="calculator">86 * 3</gadget>
<output>258</output>

<gadget id="calculator">83 * 2</gadget>
<output>166</output>

<gadget id="calculator">258 - 166</gadget>
<output>92</output>

<result>92</result>