Put 5 grams of salt in 355 grams of water, what percentage of the weight of the salt is the weight of the water? What is the weight of water in salt water?
把5克盐放入355克水中，盐的重量占水的重量的几分之几？水的重量占盐水的几之几？
<gadget id="calculator">355 + 5</gadget>
<output>360</output>

<gadget id="calculator">355 / 360</gadget>
<output>71/72 = around 0.986111</output>

<result>71/72 = around 0.986111</result>