Display Screen or Portion Thereof with Animated Graphical User Interface

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

FIG. 2 is a second image thereof; and,

FIG. 3 is a third image thereof.

The broken lines in the figures that show the display screen or portion thereof, and portions of the animated graphical user interface form no part of the claimed design.

The appearance of the animated image sequentially transitions between the images shown in FIGS. 1 - 3 . The process or period in which one image transitions to another forms no part of the claimed design.