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3.1÷0.7=4…
0.3
0.3
分析:求余数,根据:余数=被除数-商×除数,据此解答即可.
解答:解:3.1-0.7×4=0.3;
故答案为:0.3.
点评:此题应根据被除数、除数、商和余数之间的关系进行解答.
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