0.25×3.75×40的简便运算

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0.25×3.75×40的简便运算
0.25×3.75×40的简便运算

0.25×3.75×40的简便运算
0.25×3.75×40
=0.25×4×3.75×10
=1×37.5
=37.5

=40*0.25*3.75

=0.25*40*3.75
=10*3.75
=37.5

0.25×40×3.75=10×3.75=37.5