Question

And elementary school collected 1705 bottles for recycling program high school also collected some bottles both schools collected 3627 bottles combined but how many bottles did the high school collect?

Answer 1

3,627-1,705= 1,922 is your Answer

Answer 2

1922.  I got my answer by using this equation 1705+x=3627.  Use the inverse operation of adding and subtract 1705 from 3627 to get 1922.