Display Screen or Portion Thereof with Animated Graphical User Interface

FIG. 1 is a front view of a first image of a display screen or portion thereof with animated graphical user interface;

FIG. 2 is a second image thereof;

FIG. 3 is a third image thereof;

FIG. 4 is a fourth image thereof; and,

FIG. 5 is a fifth image thereof.

The broken lines showing the remainder of the display screen or portion thereof with animated graphical user interface depict environmental structure and form no part of the claimed design. The appearance of the display screen or portion thereof with animated graphical user interface transitions sequentially between the images in the figures. The process or period in which one image transitions to another image forms no part of the claimed design.