数学题:5/9+7/9-1.625-2.375+3
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数学题:5/9+7/9-1.625-2.375+3
数学题:5/9+7/9-1.625-2.375+3
数学题:5/9+7/9-1.625-2.375+3
5/9+7/9-1.625-2.375+3
=(5+7)/9-(1.625+2.375)+3
=12/9-4+3
=4/3-1
=1/3
5/9+7/9-1.625-2.375+3
=(5+7)/9-(1.625+2.375)+3
=4/3-4+3
=4/3-1
=1/3
5/9+7/9-1.625-2.375+3=12/9-4+3=1/3
4/3
大家都说是1/3