口算.56+47=12.6÷3=0.36÷0.9=910+70=0.25×0.4=×=16×5=1÷0.25=+=12+0.8=

发布时间:2020-08-09 01:36:55

口算. 56+47=12.6÷3=0.36÷0.9=910+70=0.25×0.4=×=16×5=1÷0.25=+=12+0.8=

网友回答

解:56+47=10312.6÷3=4.20.36÷0.9=0.4910+70=9800.25×0.4=0.1×=16×5=801÷0.25=4+=12+0.8=12.8故
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