There are 7 apples, and each apple is ((())/(())) of these apples.
有7个苹果，每个苹果是这些苹果的((())/(()))．
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>

<result>1/7 = around 0.142857</result>