简便计算:5⼀6-3⼀10+1⼀6-7⼀10

2025-03-01 09:33:23
推荐回答(4个)
回答1:

5/6-3/10+1/6-7/10
=(5/6+1/6)-(3/10+7/10)
=1-1
=0

回答2:

加法交换律

回答3:

0

回答4:

=(5/6+1/6)-(3/10+7/10)
=1-1
=0