Plant 99 trees, all survived, what is the survival rate
种植99棵树，全部成活，成活率是多少
<gadget id="calculator">99 / 99</gadget>
<output>1</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">1 * 1</gadget>
<output>1</output>

<result>1</result>