问题 解答题 4÷0.1=12÷0.4=1÷0.25=3.6÷0.09=4.8÷0.16=0.54÷1.8= 答案 4÷0.1=4012÷0.4=301÷0.25=43.6÷0.09=404.8÷0.16=300.54÷1.8=0.3