Xiaopeng participated in the answering competition, 10 points for a correct answer, 6 points for a wrong answer, he answered a total of 16 questions, and finally scored 16 points, how many questions did he answer correctly?
小朋参加答题比赛，答对一题加10分，答错一题扣6分，他共抢答了16题，最后得分16分，他答对了几题？
<gadget id="calculator">10 * 16</gadget>
<output>160</output>

<gadget id="calculator">160 - 16</gadget>
<output>144</output>

<gadget id="calculator">10 + 6</gadget>
<output>16</output>

<gadget id="calculator">144 / 16</gadget>
<output>9</output>

<gadget id="calculator">16 - 9</gadget>
<output>7</output>

<result>7</result>