There are 760 boys in Yuhong Primary School and 640 girls in Chaoyang Primary School. The number of girls in Chaoyang Primary School is 120% of the number of boys. If the students of the two schools are combined, the number of boys and girls is equal. How many boys are there in Chaoyang Primary School?
育红小学有男生760人，女生640人，朝阳小学女生人数是男生人数的120%，如果把两个学校学生合并在一起，那么男、女生人数相等．朝阳小学有男生多少人？
<gadget id="calculator">760 - 640</gadget>
<output>120</output>

<gadget id="calculator">120 / 100</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">(6/5) - 1</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">120 / (1/5)</gadget>
<output>600</output>

<result>600</result>