0.25乘以12个0.25乘以28个4怎么计算
问题描述：
0.25乘以12个0.25乘以28个4怎么计算
答
0.25×12×0.25×28×4
=（0.25×0.25）×（4×12）×28
=0.125×8×6×28
=1×6×28
=6×28
=168