The kindergarten bought 4 boxes of small balls, 9 in each box, and distributed these small balls to 6 classes on average, how many balls were allocated to each class.
幼儿园买来4箱小皮球，每箱9个，把这些小皮球平均分给6个班，每班分得多少个．
<gadget id="calculator">9 / 6</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">4 * (3/2)</gadget>
<output>6</output>

<result>6</result>