I am 40 years old, Xiaoxiao's age is mine (3/8), how old is Xiaoxiao this year?
我今年40岁，笑笑的年龄是我的(3/8)，笑笑今年的年龄是多少岁？
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">40 * (3/8)</gadget>
<output>15</output>

<result>15</result>