4⼀5-(2⼀3-2⼀10)怎么算?

2024-12-04 05:12:21
推荐回答(5个)
回答1:

4/5-(2/3-2/10)
=4/5-(2/3-1/5)
=4/5-2/3+1/5
=4/5+1/5-2/3
=1-2/3
=1/3

回答2:

通分计算
原式=24/30-(20/30-6/30)
=24/30-14/30
=10/30
=1/3

回答3:

4/5-(2/3-2/10)
=4/5-2/3+1/5
=1-2/3
=1/3

回答4:

如下图所示,非常简单

回答5:

4/5-(2/3-2/10)
=12/15-10/15+3/15
=1/3