1.25*2.5*0.5*64简便计算

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1.25*2.5*0.5*64简便计算

1.25*2.5*0.5*64简便计算
1.25*2.5*0.5*64简便计算

1.25*2.5*0.5*64简便计算
1.25*2.5*0.5*64
=1.25x2.5x0.5x8x4x2
=(1.25x8)x(2.5x4)x(0.5x2)
=10x10x1
=100
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=0.25*5*2.5*0.5*4*4*4=0.25*4*2.5*4*5*0.5*4=100

1.25*8*2.5*4*2*0.5=100

1.25*2.5*0.5*64
=1.25X2.5X0.5X8X4X2
=(1.25X8)X(2.5X4)X(0.5X2)
=10X10X1
=100