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9的分解与组成,9,1,8,9,2,7,9,9,3,6,9,5,4,9,5,4,9,3,6,2,7,9,1,8,9,1,8,9,2,6,3,7,4,5,5,4,6,7,8,3,2,1,9,小,大,左,右,9,5,9,3,9,2,9,8,4,6,7,1,9,2,9,8,9,4,9,3,7,1,5,6,9,1,8,2,7,3,6,4,5,5,4,6,3,7,2,8,1,
