Divide 2 tons of cargo into 9 equal parts, what is the weight of 4 parts?
把2吨货物平均分成9份，其中4份的重量是多少吨
<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>

<gadget id="calculator">(2/9) * 4</gadget>
<output>8/9 = around 0.888889</output>

<result>8/9 = around 0.888889</result>