a in the following formula is a natural number not equal to 0, which formula has the largest number? a/ how much
下面式子里的a是一个不为0的自然数，哪个式子的得数最大？a/多少
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<result>3/4 = around 0.75</result>