△ represents a natural number that is not 0. Then, the largest number is △/how much
△代表一个不为0的自然数．那么，得数最大的是△/多少
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">(4/5) / 1</gadget>
<output>4/5 = around 0.8</output>

<result>4/5 = around 0.8</result>