There were originally 20 students in Class 41. In a math test, the average score of all students was 75 points. Later, a student with a score of 96 was transferred from Class 42. Then Class 41 scored 96 points in this exam. What is the average math score? How many
四1班原有20名学生，在一次数学考试中全体学生的平均分是75分，后来从四2班转来一名考试成绩为96分的学生，那么四1班在这次考试中的数学平均分变为多少分？多少
<gadget id="calculator">75 * 20</gadget>
<output>1_500</output>

<gadget id="calculator">1_500 + 96</gadget>
<output>1_596</output>

<gadget id="calculator">20 + 1</gadget>
<output>21</output>

<gadget id="calculator">1_596 / 21</gadget>
<output>76</output>

<result>76</result>