The number of girls in a class is more than the number of boys (1/5), how many boys account for the whole class
某班女生人数比男生人数多(1/5)，男生人数占全班人数的多少
<gadget id="calculator">5 + 1</gadget>
<output>6</output>

<gadget id="calculator">5 + 6</gadget>
<output>11</output>

<gadget id="calculator">5 / 11</gadget>
<output>5/11 = around 0.454545</output>

<result>5/11 = around 0.454545</result>