Pack 2 kilograms of salt into 4 packages on average, each package is 2 kilograms ((())/(())), how many kilograms does each package weigh?
把2千克盐平均装成4包，每包是2千克的((())/(()))，每包重多少千克．
<gadget id="calculator">2 / 4</gadget>
<output>1/2 = around 0.5</output>

<result>1/2 = around 0.5</result>