> there are 10 cats. 3 cats are legless. how many heads are there? If there are 10 cats and 3 of them are legless, then there are 10 - 3 = 7 cats with heads.

> there are 10 cats. 3 cats are legless. how many heads are there? If there are 10 cats and 3 of them are legless, then there are 10 - 3 = 7 cats with heads. Yea, it seams so.