Baker made 16 cakes. He sold 28 of them and bought 4 new cakes. How many more cakes did baker sell than those he bought?
Baker made 16 cakes. 
He sold 28 of them. 
He bought 4 new cakes. 

We want to know how many more cakes did baker sell than those he bought. 

We can solve this problem by subtracting the number of cakes he bought from the number of cakes he sold: 

28 - 4 = 24 

Baker sold 24 more cakes than those he bought.