bus arrives with 8 people getting off at the station, and 6 people getting on the bus. At this time, there are still 38 passengers on the bus. How many people are there before the bus arrives? (column equation solution)
一辆公交车到站下车8人，上车6人，这时车上还有乘客38人．公交车到站以前有多少人？(列方程解答)
<gadget id="calculator">38 - 6</gadget>
<output>32</output>

<gadget id="calculator">8 + 32</gadget>
<output>40</output>

<result>40</result>