1.6×2.5×1.25巧算

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1.6×2.5×1.25巧算1.6×2.5×1.25巧算1.6×2.5×1.25巧算=1.6*10/4*5/4=51.6×2.5×1.25=0.4*2.5*4*1.25=1*5=5

1.6×2.5×1.25巧算
1.6×2.5×1.25巧算

1.6×2.5×1.25巧算
=1.6*10/4*5/4=5

1.6×2.5×1.25
=0.4*2.5*4*1.25
=1*5
=5