128*0.125*0.25/4怎样用简便方法算?

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128*0.125*0.25/4怎样用简便方法算?128*0.125*0.25/4怎样用简便方法算?128*0.125*0.25/4怎样用简便方法算?128*0.125*0.25/4=16*8*0.1

128*0.125*0.25/4怎样用简便方法算?
128*0.125*0.25/4怎样用简便方法算?

128*0.125*0.25/4怎样用简便方法算?
128*0.125*0.25/4
=16*8*0.125*0.25*0.25
=16*0.25*0.25
=4*0.25*4*0.25
=1*1
=1