The school sports team bought three pairs of table tennis rackets and 30 small soccer balls for a total of 321.6 yuan. The price of each pair of tennis rackets is 22.2 yuan. How much is the price of each small football?
学校体育活动小组买来三副乒乓球拍和30个小足球，共用去321.6元，每副乓球拍的售价是22.2元，每个小足球的售价是多少元？
<gadget id="calculator">3 * 22.2</gadget>
<output>66.6</output>

<gadget id="calculator">321.6 - 66.6</gadget>
<output>255</output>

<gadget id="calculator">255 / 30</gadget>
<output>17/2 = around 8.5</output>

<result>17/2 = around 8.5</result>