1-0.9=0.32÷2=0.8×5=0.9×0.1=3.11+2.22=0.36÷0.4=12.5+12.5×7=8m-6m=a×a=4.5÷9=

发布时间:2020-07-30 20:49:04

1-0.9=0.32÷2=0.8×5=0.9×0.1=3.11+2.22=0.36÷0.4=12.5+12.5×7=8m-6m=a×a=4.5÷9=

网友回答

解:1-0.9=0.1,0.32÷2=0.16,0.8×5=4,0.9×0.1=0.09,3.11+2.22=5.33,0.36÷0.4=0.9,12.5+12.5×7=100,8m-6m=2m,a×a=a2,4.5÷9=0.5.故
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