It is 150 kilometers from place A to place B. A car starts from place A and travels the whole distance (4/5). How many kilometers is it away from place B?
甲地到乙地150千米，一辆汽车从甲地出发，走了全程的(4/5)，它离乙地还有多少千米？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">150 * (4/5)</gadget>
<output>120</output>

<gadget id="calculator">150 - 120</gadget>
<output>30</output>

<result>30</result>