2014x2014⼀2015的简便运算。

2024-12-28 13:26:08
推荐回答(3个)
回答1:

2014x2014/2015的简便运算
=(2015-1)x2014/2015
=2015x2014/2015-2014/2015
=2014-2014/2015
=2013又1/2015

回答2:

回答3:

2014x2014/2015
=(2014x2015 -2014)/2015
=2014 - 2014/2015
=2013 + 1/2015
=2013又2015分之1