Mr. Wang bought 4 footballs for 200 yuan in the sporting goods supermarket, and got 12 yuan back. How much is each football?
王老师在体育用品超市花200元买了4个足球，还找回12元钱，每个足球多少元钱．
<gadget id="calculator">200 - 12</gadget>
<output>188</output>

<gadget id="calculator">188 / 4</gadget>
<output>47</output>

<result>47</result>