math test paper has 10 questions, and the scoring rules: 10 points for a correct answer, 2 points for a wrong answer, Xiao Ming answered all 10 questions, but only scored 76 points, think about it, how many questions he answered correctly question? (Solution of column equation)
一张数学试卷有10道题，评分规定：答对一题得10分，答错一题扣2分，小明10道题全回答了，但只得了76分，想一想，他答对了几道题？(列方程解)
<gadget id="calculator">20 + 76</gadget>
<output>96</output>

<gadget id="calculator">10 + 2</gadget>
<output>12</output>

<gadget id="calculator">96 / 12</gadget>
<output>8</output>

<result>8</result>