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

### Instruction:
 米莉经过一家商店时注意到上周售价为150美元的包包现在打折价为135美元。折扣是多少百分比？


### Response:
 这个包包现在售价为150美元 - 135美元 = 15美元较少。
折扣是15美元/150美元 = 0.1
折扣百分比是0.1 x 100% = 10%