Xiaoxiao's average score in Chinese and English in the mid-term test is 89 points. After adding the math score, the current average score is 91 points. What is his math score?
笑笑期中测试中语文、英语的平均分是89分，加上数学成绩后，现在的平均成绩是91分，它的数学成绩是多少分？
<gadget id="calculator">91 * 3</gadget>
<output>273</output>

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

<gadget id="calculator">273 - 178</gadget>
<output>95</output>

<result>95</result>