At the birthday party, Li Hong divided the cake into 8 pieces on average, and ate 5 pieces, how much of the cake is left
生日宴会上，李洪把蛋糕平均分成8块，吃掉了5块，还剩下这个蛋糕的多少
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

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