A mooncake is divided into 8 pieces on average, Xiaoxiao ate 2 pieces, Naughty ate 3 pieces, what fraction of this mooncake is left?
一个月饼平均分成8块，笑笑吃了2块，淘气吃了3块，还剩下这个月饼的几分之几？
<gadget id="calculator">8 - 2 - 3</gadget>
<output>3</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<result>3/8 = around 0.375</result>