Math Bath

Four rubber duckies floating in the tub, singingrub a dub dub, one float away, theres onlythree rubber duckies floating in the tub, singingrub a dub dub, another float away, you onlyhave two rubber duckies floating in the tub,singing rub a dub dub, two rubber duckiesfloating in the tub, singing rub a dub dub, onefloat away, you only have one rubber ducky,sitting in the tub, hell be lonely but he will stillsing rub a dub dub.