Find the law and fill in the numbers: 3, (3/2), how much, 0.75, 60%, (1/(())), (3/7), 37.5%
找规律填数：3、(3/2)、多少、0.75、60%、(1/(()))、(3/7)、37.5%
<gadget id="calculator">3 / 3</gadget>
<output>1</output>

<result>1</result>