(585-108)*5简便计算

如题所述

第1个回答  2019-05-30
(585-108)X5
=(585-100-8)X5
=(485-8)X5
=477X5
=500X5-23X5
=2500-115
=2385本回答被网友采纳
第2个回答  2019-05-30
(585-108)x5
=477x5
=400x5 +70x5 +7x5
=2000+350 +35
=2385本回答被网友采纳
第3个回答  2020-06-13
(585-108)X5=(585-100-8)X5=(485-8)X5=477X5=500X5-23X5=2500-115=2385