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0.625除以0.125乖0.8的简便运算
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0.625除以0.125乖0.8的简便运算
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答案和解析
0.625÷0.125×0.8
=(0.625×0.8)×8÷(0.128×8)
=0.5×8÷1
=4
=(0.625×0.8)×8÷(0.128×8)
=0.5×8÷1
=4
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