Display screen or portion thereof with animated graphical user interface

FIG. 1 shows a display screen or portion thereof with animated graphical user interface showing our new design;

FIG. 2 shows a second image thereof;

FIG. 3 shows a third image thereof;

FIG. 4 shows a fourth image thereof;

FIG. 5 shows a fifth image thereof;

FIG. 6 shows a first image of a second embodiment thereof;

FIG. 7 shows a second image thereof;

FIG. 8 shows a third image thereof;

FIG. 9 shows a fourth image thereof; and,

FIG. 10 shows a fifth image thereof.

The peripheral dashed broken lines represent a display screen or portion thereof which forms no part of the claimed design.

The dashed broken lines within the peripheral dashed broken lines represent text or features which form no part of the claimed design.

Grayscale shading illustrates contrasting appearance.

The appearance of the graphical user interface sequentially transitions between the images shown in FIGS. 1-5 and FIGS. 6-10 . The process or period in which one image transitions to another may form no part of the claimed design.