Below is an instruction that describes a task. Write a response that appropriately completes the request in Chinese. Please answer in Chinese.

### Instruction:
 一家人买了1盒披萨，切成了16片。这家人只吃了四分之三的披萨。还剩下多少片披萨？


### Response:
 这家人吃了16 x 3/4 = <<16*3/4=12>>12片披萨。
所以，还剩下4片披萨。