A display apparatus is provided. The display apparatus includes a first touch screen, a second touch screen overlaid with or unfolded from the first touch screen and projecting a screen on the first touch screen when the second touch screen overlays the first touch screen, a sensing unit sensing a disposition form of the first touch screen and the second touch screen, and a control unit displaying a user interface (UI) element corresponding to a user touch on at least one of the first touch screen and the second touch screen depending on the disposition form of the sensed two touch screens.