Display Screen or Portion Thereof with Animated Graphical User Interface

The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee. 1. Display screen or portion thereof with animated graphical user interface 1 . 1 is a front view of a display screen or portion thereof with animated graphical user interface showing the first image in a sequence; 1 . 2 is the second image in the sequence thereof; 1 . 3 is the third image in the sequence thereof; and 1 . 4 is the fourth image in the sequence thereof. Broken lines in the reproductions illustrate portions of the graphical user interface that form no part of the claimed design. The appearance of the animated graphical user interface sequentially transitions between the images shown in reproductions 1 . 1 through 1 . 4 . The process or period in which one image transitions to another image forms no part of the claimed design.