75-[(-3/8)+(-1/2)-(-5/6)+4又2/3]-0.1253.75-[(-3/8)+(-1/2)-(-5/6)+4又2/3]-0.125/等于分数线、4又2/3=4又3分之2
问题描述:
75-[(-3/8)+(-1/2)-(-5/6)+4又2/3]-0.125
3.75-[(-3/8)+(-1/2)-(-5/6)+4又2/3]-0.125
/等于分数线、4又2/3=4又3分之2
答
-1