2.4减它的1/12,所得的差除以2/3,商是多少?急急急
问题描述：
2.4减它的1/12,所得的差除以2/3,商是多少?
急急急
答
(2.4-2.4x1/12)÷2/3
=(2.4-0.2)x3/2
=2.2x3/2
=1.1x3
=3.3
答
（2.4-2.4x1/2）÷2/3
=（2.4-0.2）÷2/3
=2.2÷2/3
=3.3