Class 3 (1) gets 10 points in the tug-of-war competition, 8 points in the running competition, and half of the scores in the football game. How many points do you get in the football game?
三(一)班在拔河比赛中得10分，在赛跑比赛中得8分，足球比赛的分数是前二项分数的一半，足球比赛得多少分？
<gadget id="calculator">10 + 8</gadget>
<output>18</output>

<gadget id="calculator">18 / 2</gadget>
<output>9</output>

<result>9</result>