计算:(-1又1⼀2)-3又1⼀4+(-4又1⼀3)-2又2⼀3

2024-12-01 01:07:30
推荐回答(1个)
回答1:

(-1又1/2)-3又1/4+(-4又1/3)-2又2/3
=-1又1/2-3又1/4-4又1/3-2又2/3
=-(1又1/2+3又1/4+4又1/3+2又2/3)
=-(4又3/4+7)
=-11又3/4