3.14×0.1○3.14????0.8÷0.98○0.980.14÷0.1○3.14????0.45×0.45○0.45.

发布时间:2020-07-31 05:48:00

3.14×0.1○3.14????0.8÷0.98○0.98
0.14÷0.1○3.14????0.45×0.45○0.45.

网友回答

解:①3.14×0.1=0.314,0.314<3.14,所以,3.14×0.1<3.14;
②0.8÷0.98≈0.82,0.82<0.98,0.8÷0.98<0.98;
③0.14÷0.1=1.4,1.4<3.14,所以,0.14÷0.1<3.14;
④0.45×0.45=0.2025,所以,0.45×0.45<0.45.
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