(1.5+2/3)/3.75-2/3 (1.5+2/3)/3.75-2/3能简算吗?如果能要怎么算,不能又怎么算.
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(1.5+2/3)/3.75-2/3(1.5+2/3)/3.75-2/3能简算吗?如果能要怎么算,不能又怎么算.(1.5+2/3)/3.75-2/3(1.5+2/3)/3.75-2/3能简算吗?如果能
(1.5+2/3)/3.75-2/3 (1.5+2/3)/3.75-2/3能简算吗?如果能要怎么算,不能又怎么算.
(1.5+2/3)/3.75-2/3
(1.5+2/3)/3.75-2/3能简算吗?如果能要怎么算,不能又怎么算.
(1.5+2/3)/3.75-2/3 (1.5+2/3)/3.75-2/3能简算吗?如果能要怎么算,不能又怎么算.
交叉相乘通分,
(1.5+2/3)/3.75-2/3
=(4.5+2-7.5)/11.25
=-1/11.25
=-100/1125
=-4/45