8÷(31.25×0.4)+99.36 怎么简便? 还要分析!

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8÷(31.25×0.4)+99.36 怎么简便? 还要分析!
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8÷(31.25×0.4)+99.36 怎么简便? 还要分析!
8÷(31.25×0.4)+99.36 怎么简便? 还要分析!

8÷(31.25×0.4)+99.36 怎么简便? 还要分析!
8÷(31.25×0.4)+99.36
= 8/(31.25×0.4)+99.36
= 8×8/(31.25×8×0.4)+99.36
= 64/100+99.36
= 0.64+99.36
= 100

8÷(31.25×0.4)+99.36
=8÷12.5+99.36
=8x0.08+99.36
=0.64+99.36
=100