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动物世界,0.01,0.25,0.03,二位小数,0.001,1,0.01,0.1,0.365,三位小数,0.1 0.3 0.5,0.001 0.365,0.01 0.03 0.25,像0.1,0.05,0.365这样用来表示十分之几,百分之几,千分之几的数,叫做小数。,小数的计数单位是十分一、百分之一、千分之一记作0.1、0,01、0.001,10.,谢谢!再见!,