The number of A is 5, the number of B is 2, and the number of B is the number of A
甲数是5，乙数是2，乙数是甲数的多少
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<result>2/5 = around 0.4</result>