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

### Instruction:
 糖果扔了4颗小石子进湖里。兰斯扔了糖果的3倍多的小石子。兰斯比糖果多扔了多少颗小石子？


### Response:
 糖果扔了<<4=4>>4颗。
兰斯扔了这么多颗小石子进湖里 4 x 3 = <<4*3=12>>12。
他比糖果多扔了这么多颗小石子 12 - 4 = <<12-4=8>>8颗。