计算4.75×1.36×0.375÷（19/4×34/25×3/8）要简便

计算4.75×1.36×0.375÷（19/4×34/25×3/8）要简便
计算4.75×1.36×0.375÷（19/4×34/25×3/8）
要简便

计算4.75×1.36×0.375÷（19/4×34/25×3/8）要简便
=4.75*1.36*0.375*4/19*25/34*8/3
=136*4.75*0.375*8/(19*34*3)
=1.5*4.75*8/(19*3)
=4*4.75/19
=1