There are 750 students in Yumiao Primary School, and boys account for 2/5 of the whole school. How many fewer boys than girls?
育苗小学有学生750人，男生占全校人数的(2/5)，男生比女生少多少人？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5) - (2/5)</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">750 * (1/5)</gadget>
<output>150</output>

<result>150</result>