The school track and field team has 23 people, and the track and field team has 2 more people than the long-distance running team (1/2). How many people are there in the long-distance running team? (column equation solution)
学校田径队有23人，田径队比长跑队人数的(1/2)多2人．长跑队有多少人？(列方程解答)
<gadget id="calculator">23 - 2</gadget>
<output>21</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">21 / (1/2)</gadget>
<output>42</output>

<result>42</result>