There are 240 students, of which boys account for (3/4). By what percentage are boys more than girls?
学生240人，其中男生占(3/4)．问男生比女生多百分之几？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">240 * (3/4)</gadget>
<output>180</output>

<gadget id="calculator">240 - 180</gadget>
<output>60</output>

<gadget id="calculator">180 - 60</gadget>
<output>120</output>

<gadget id="calculator">120 / 60</gadget>
<output>2</output>

<result>2</result>