计算下面各题用脱式计算5-5⼀11-6⼀11 5⼀14+3⼀4+9⼀14+1⼀4。

2025-03-22 13:07:30
推荐回答(1个)
回答1:

5-5/11-6/11
=5-(5/11+6/11)
=5-1
=4
5/14+3/4+9/14+1/4
=(5/14+9/14)+(3/4+1/4)
=1+1
=2