Put 20g of salt into 100g of water, what is the percentage of salt in the brine
把20g盐放入100g水中，盐占盐水的多少
<gadget id="calculator">20 + 100</gadget>
<output>120</output>

<gadget id="calculator">20 / 120</gadget>
<output>1/6 = around 0.166667</output>

<result>1/6 = around 0.166667</result>