如题所述
(5/6-3/4X2/3)÷4/5
=(5/6-1/2)X5/4
=6/1X4/5
=12/5来自:求助得到的回答
=(5/6-1/2)X5/4
=6/1X4/5
=12/5来自:求助得到的回答
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第1个回答 2012-11-29
(5/6-3/4×2/3)÷4/5=5/12
第2个回答 2012-11-29
(5/6-3/4X2/3)÷4/5
=(5/6-1/2)X5/4
=6/1X4/5
=12/5
=(5/6-1/2)X5/4
=6/1X4/5
=12/5