1.08×0.8除以0.27的简便运算

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1.08×0.8除以0.27的简便运算

1.08×0.8除以0.27的简便运算
1.08×0.8除以0.27的简便运算

1.08×0.8除以0.27的简便运算
1.08×0.8除以0.27
=0.27*4*0.8/0.27
=0.27/0.27* 4*0.8
=1*3.2
=3.2

首先提取公因式0.27*(4-1)=3*0.27=0.81

可以简化:4*0.27*0.8/0.27=4*0.8=3.2

=4×0.27×0.8÷0.27
=4×0.8
=3.2

1.08除0.27等于4,乘0.8等于3.2