In the 4 exams that have been taken, the average score of Pingping is 90 minutes (the full score of each test is 100 points), in order to achieve an average score of 96 or more, how many more times does he have to take the exam at least?
在已考的4次考试中，平平的平均成绩为90分钟(每次考试满分是100分)，为了使平均成绩达到96分以上，他至少还要再考多少次？
<gadget id="calculator">384 - 360</gadget>
<output>24</output>

<gadget id="calculator">24 / 4</gadget>
<output>6</output>

<result>6</result>