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

### Instruction:
 查德买了6包猫粮和2包狗粮。每包猫粮有9罐，每包狗粮有3罐。查德买了多少罐猫粮比狗粮多？


### Response:
 查德有6 * 9 = <<6*9=54>>54罐猫粮。
查德有2 * 3 = <<2*3=6>>6罐狗粮。
查德买了54 - 6 = <<54-6=48>>48罐猫粮比狗粮多。