Divide 1 ton of goods into 9 parts on average, what is the weight of 5 parts?
把1吨的货物平均分成9份，其中5份的重量是多少吨
<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>

<gadget id="calculator">1 * (5/9)</gadget>
<output>5/9 = around 0.555556</output>

<result>5/9 = around 0.555556</result>