如题所述
第1个回答 2018-04-12
(3/8一25%)÷5/4x5/2
=（3/8-1/4）x5/2x4/5
=1/8x1/2
=1/16
=（3/8-1/4）x5/2x4/5
=1/8x1/2
=1/16
第2个回答 2022-12-08
＝（3/8-2/8）×4/5×5/2
＝1/8×4/5×5/2
＝1/8×2
＝1/4
＝1/8×4/5×5/2
＝1/8×2
＝1/4
第3个回答 2018-04-12
(3/8-25%)÷5/4×5/2
=(3/8-1/4)×4/5×5/2
=(3/8-1/4)×2
=3/8×2-1/4×2
=3/4-2/4
=1/4本回答被网友采纳
=(3/8-1/4)×4/5×5/2
=(3/8-1/4)×2
=3/8×2-1/4×2
=3/4-2/4
=1/4本回答被网友采纳
