5 grams of salt is dissolved in 75 grams of water, what is the percentage of salt in the salt water?
5克盐溶解在75克水中，盐占盐水的多少．
<gadget id="calculator">75 + 5</gadget>
<output>80</output>

<gadget id="calculator">5 / 80</gadget>
<output>1/16 = around 0.0625</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">(1/16) * 1</gadget>
<output>1/16 = around 0.0625</output>

<result>1/16 = around 0.0625</result>