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40➗125的竖式计算

125x198➗(18➗8)的简便运算 125x198➗(18➗8) =125x198➗(18/8) =125x198x8/18 =125x8x198/18 =1000x198/18 =1000x11 =11000

74000÷(125×37) =(74÷37)×(1000÷125) =2×8 =16。

=125➗(5x5) =125➗25 =5

4457怎样才能算出24竖式: (7+4-5)×4=24

17.5➗12.5✖️1.4 =175➗125✖️1.4 =25x7➗(25x5)x1.4 =7➗5x1.4 =1.2x1.4 =1.68

列式为: 125➗(5➗8) =125➗5x8 =125x8➗5 =1000➗5 =200

解:9000000➗25➗125➗8➗5➗4➗2 =9000000➗(25x125x8x5x4x2) =9000000➗(25x4x5x2x125x8) =9000000➗(100x10x1000) =9

600➗15+600➗5用简便方法计算 600➗15+600➗5 =40+120 =160 直接计算

(1)100➗125✖️100%=80% (2)125➗100✖️100%=125%

1000➗(125➗16)简便是 1000➗(125➗16) =1000÷125*16 =8*16 =128

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