Dissolve 25 grams of sugar in 100 grams of water, how much sugar accounts for the sugar water
25克糖溶入100克水中，糖占糖水的多少
<gadget id="calculator">25 + 100</gadget>
<output>125</output>

<gadget id="calculator">25 / 125</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>