The kindergarten bought 1 small football and 6 small balls, which cost 34 yuan in total, 10 yuan for a small football, how much is a small ball? What is the comprehensive formula.
幼儿园买了1个小足球和6个小皮球，一共花了34元，一个小足球10元，一个小皮球多少元？列综合算式是多少．
<gadget id="calculator">34 - 10</gadget>
<output>24</output>

<gadget id="calculator">24 / 6</gadget>
<output>4</output>

<result>4</result>