Put 50 grams of sugar in 1 kg of water, how much sugar accounts for the sugar water
把50克糖放在1千克水中，糖占糖水的多少
<gadget id="calculator">1 * 1_000</gadget>
<output>1_000</output>

<gadget id="calculator">50 + 1_000</gadget>
<output>1_050</output>

<gadget id="calculator">50 / 1_050</gadget>
<output>1/21 = around 0.047619</output>

<result>1/21 = around 0.047619</result>