In Xiaoming's final exam, the average score of the five homework is 60 points. When copying the score, he copied the math score as 80 points by mistake, so the average score was 10 points more. What is Xiao Ming's math score?
小明期末考试，五门功课平均分是60分，抄分时把数学分抄错为80分，这样平均分多了10分．小明的数学到底多少分？
<gadget id="calculator">60 + 10</gadget>
<output>70</output>

<gadget id="calculator">70 * 5</gadget>
<output>350</output>

<gadget id="calculator">60 * 5</gadget>
<output>300</output>

<gadget id="calculator">350 - 300</gadget>
<output>50</output>

<gadget id="calculator">80 - 50</gadget>
<output>30</output>

<result>30</result>