(-4又8⼀7)-(-5又2⼀1)+(-4又4⼀1)-(+3又8⼀1)+? 要过程,,,快啊

2024-11-22 05:49:10
推荐回答(3个)
回答1:

(-4又8/7)-(-5又2/1)+(-4又4/1)-(+3又8/1)
=(-4又8/7)-(+3又8/1)-(-5又2/1)+(-4又4/1)
=-(4又8/7+3又8/1)+5又2/1-4又4/1
=-8+1又4分之1
=-6又4分之3
你题目里8/7应该是8分之7的意思吧?

回答2:

(-4又8/7)-(-5又2/1)+(-4又4/1)-(+3又8/1)

=(-4又8/7-3又8/1)+(5又2/1-4又4/1)
=-8+1又4/1
=-6又4/3

回答3:

12