Iron Man Math3 Puzzle

Iron Man is stronger than ever before, and today he is ready to go to any tricks, if only the puzzle with him was assembled. Why would he do that? The "piece of iron" must always be in shape, and if it is not, the enemies will quickly overcome it. The picture is assembled with the mouse from 25, 49 or 100 parts, and everything is done simply. The image is so vivid and memorable that it is very eas…