The school organized group gymnastics performances, with 25 people in each row, girls stood in 16 rows, and boys stood in 12 rows. How many more girls than boys participate in group gymnastics performances?
学校组织团体操表演，每排25人，女生站了16排，男生站了12排．参加团体操表演的女生比男生多多少人？
<gadget id="calculator">16 - 12</gadget>
<output>4</output>

<gadget id="calculator">25 * 4</gadget>
<output>100</output>

<result>100</result>