Question

Danica has 15 stickers. She gives 3 to one friend and gets 4 from another friend . What expression would match the words?

Answer 1

(s equals he final number of stickers)

There are two different expressions that can relay to this problem.  (15-3)+4=s, or you can just write it explicitly: (15-3)+4= 16 stickers.  

Answer 2

(15-3)+4] thats expression