Dissolve 5 grams of salt in 95 grams of water, what is the percentage of salt in the salt water?
把5克盐溶于95克水中，盐占盐水的多少．
<gadget id="calculator">5 + 95</gadget>
<output>100</output>

<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<result>1/20 = around 0.05</result>