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25x28 75x4简算

25x28十75x425x28十75x4 =25x28十25x3x4 =25x(28十12) =25x40 =10000

25×28 75*4简便运算?简便计算方法如下: 25×28+75×4 =25×28+25×3×4 =25×(28+3×4) =25×(28+12) =25×40 =1000

25x75x4用简便方法计算?简便计算 25x75x4 =25x4x75 =100x75 =7500

5×25×75×64怎么简便运算?作业帮用户 2016-11-28 举报 =5X25X75X4X8X2 (把64分成8X4X2)=(5X8)X(25X4)X(75X2) =4

75x24+25x28的简便运算回答:=3*25*24+25*28 =25*(3*24+28) =25*(72+28) =25*100 =2500

25x75x4怎么用简便方法计算25和4先乘,得100再乘75等于7500

75×28简便计算?75*28 =3*25*4*7 =3*7*(25*4) =21*100 =2100 如上过程

25×48用简便方法怎么算25×48的简便方法的计算步骤是: 25×48 =25×(4×12) =25×4×12 =100×12 =1200 解题分析:因为25乘以4等于

25x75x4用简便方法回答:25×75×4 =(25×4)×75 =100×75=7500

你能用四种不同的方法简算 25X28吗?请你列出来25x28 =25x4x7 =100x7 =700 25x28 =25x2x14 =50x14 =700 25x28 =25x(30-2)

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