A cat has nine lives.  A dog has 3 less lives than a cat.  A mouse has 7 more lives than a dog.  How many lives does a mouse have? Let's think step by step and output the final answer after "####".
user
Dog:9-3=<<9-3=6>>6 lives
Mouse:6+7=<<6+7=13>>13 lives
#### 13
A cat has nine lives.  A dog has 3 less lives than a cat.  A mouse has 7 more lives than a dog.  How many lives does a mouse have?
train