0.25脳4.78脳4

0.8\u81330.25\u81330.4\u813312.5\u51cf\u7b97

0.8*0.25*0.4*12.5
=(0.8*12.5)*(0.4*0.25)
=10*0.1
=1

0.25\u00d724
=0.25\u00d74\u00d76
=1\u00d76
=6\u3002

0.25×4.78×4
=(0.25×4)×4.78
=1×4.78
=4.78。

0.25鑴4.78鑴4
绛旓細=(0.25脳4)脳4.78 =1脳4.78 =4.78銆

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