0.32乘0.25乘12.5的简便运算

2025-04-05 21:30:04
推荐回答(4个)
回答1:

0.32*0.25*12.5
=0.4*0.8*0.25*12.5
=(0.4*0.25)*(0.8*12.5)
=0.1*10
=1

回答2:

=0.4×0.8×0.25×12.5
=0.1×10
=1

回答3:

=(4x0.25)x(0.8x12.5)
=1x1
=1

回答4: