怎样简便计算0.6666*0.8 0.1111*5.2
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/18 05:22:56
![怎样简便计算0.6666*0.8 0.1111*5.2](/uploads/image/z/608371-43-1.jpg?t=%E6%80%8E%E6%A0%B7%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%970.6666%2A0.8+0.1111%2A5.2)
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怎样简便计算0.6666*0.8 0.1111*5.2
怎样简便计算0.6666*0.8 0.1111*5.2
怎样简便计算0.6666*0.8 0.1111*5.2
0.6666*0.8=0.1111*6*0.8=1111*48/100000=53328/100000=0.533328
0.1111*5.2=1111*52/100000=57772/100000=0.57772
0.6666*0.8=0.1111*0.8*(5+1)=0.4444+0.08888=0.53328
0.1111*5.2=0.1111*5+0.1111*0.2=0.5555+0.02222=0.57772
这个好像不算简化,但已经够简单了