The number of boys in class 61 accounts for 3/5 of the whole class, and the number of girls is less than the number of boys
六1班男生人数占全班人数的(3/5)，女生人数比男生人数少多少
<gadget id="calculator">3 - 2</gadget>
<output>1</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<result>1/3 = around 0.333333</result>