Xiaohong invites 7 classmates to eat cakes. If everyone eats the same amount, how much of the cake do they each eat?
小红请7个同学吃蛋糕，如果每个人吃的同样多，那么他们每人吃这块蛋糕的多少．
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>

<result>1/7 = around 0.142857</result>