A car uses (4/5) liters of gasoline to drive 10 kilometers, how many liters of gasoline are used per kilometer on average.
一辆汽车行驶10千米用了(4/5)L汽油，平均每千米用多少升汽油．
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">(4/5) / 10</gadget>
<output>2/25 = around 0.08</output>

<result>2/25 = around 0.08</result>