Distribute a box of biscuits to three children on average. After each eats 8 yuan, the number of biscuits left by the three children is exactly the same as the number of biscuits distributed to one person at the beginning.
将一盒饼干平均分给三个小朋友，每人吃了八块后，这时三个小朋友共剩的饼干数正好和开始1个人分到的同样多，那么每个小朋友分到多少块．
<gadget id="calculator">3 * 8</gadget>
<output>24</output>

<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">24 / 2</gadget>
<output>12</output>

<result>12</result>