The kindergarten of the school bought 48 new toys and distributed them to 15 children in the big class, and distributed the rest to 3 small classes in the kindergarten on average. How many are assigned to each class?
学校幼儿园新买了48个玩具，分给大班15个，剩下的平均分给幼儿园3个小班．每个小班分得多少个？
<gadget id="calculator">48 - 15</gadget>
<output>33</output>

<gadget id="calculator">33 / 3</gadget>
<output>11</output>

<result>11</result>