There are 6 boxes of biscuits, each box is 30 pieces, and they are distributed to 9 children on average. How many pieces can each person divide
有6盒饼干，每盒30块，平均分给9个小朋友，每人可分多少块
<gadget id="calculator">30 / 9</gadget>
<output>10/3 = around 3.333333</output>

<gadget id="calculator">6 * (10/3)</gadget>
<output>20</output>

<result>20</result>