There was a watermelon that was cut into 8 pieces of the same size. My father ate 2 of them, my mother ate 3 of them, and I ate the rest. How much did I eat? Who eats the least?
有一只西瓜，被切成了一样大的8块，爸爸吃了其中的2块，妈妈吃了其中的3块，我把剩下的全吃完了．我吃了几块？谁吃得最少？
<gadget id="calculator">8 - 2 - 3</gadget>
<output>3</output>

<result>3</result>