The number of boys in the fifth grade of a certain school is 6 more than half of the total number of students in the whole grade, and there are 84 girls. How many students are there in fifth grade in this school?
某校五年级男生人数比全年级学生总数的一半多6人，女生有84人．这个学校五年级有学生多少人？
<gadget id="calculator">6 + 84</gadget>
<output>90</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 - (1/2)</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">90 / (1/2)</gadget>
<output>180</output>

<result>180</result>