There are 138 people in team A, and 98 people in team B. If the number of people in team B is 1/3 that of team A, how many people should go from team B to team A?
甲队有138人，乙队有98人，要使乙队人数是甲队的(1/3)，要从乙队去甲队多少人？
<gadget id="calculator">98 + 138</gadget>
<output>236</output>

<gadget id="calculator">1 + 3</gadget>
<output>4</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">236 * (1/4)</gadget>
<output>59</output>

<gadget id="calculator">98 - 59</gadget>
<output>39</output>

<result>39</result>