potion is prepared by mixing powder and water at a ratio of 1:100, so how much is the powder in the potion?
一种药水是把药粉和水按1：100配制成的，那么药粉占药水的多少．
<gadget id="calculator">1 + 100</gadget>
<output>101</output>

<gadget id="calculator">1 / 101</gadget>
<output>1/101 = around 0.009901</output>

<result>1/101 = around 0.009901</result>