(2分之1-37.5%)除以75%除以12分之1=
问题描述:
(2分之1-37.5%)除以75%除以12分之1=
答
(1/2-37.5%)/75%/(1/12)
=12.5%/75%*12
=1/8*4/3*12
=1/8*16
=2
答
1/8*4/3*12=2
答
(1/2-37.5%)÷75%÷1/12
=(0.5-0.375)÷0.75x12
=0.125÷0.75x12
=2