问题
解答题
用简便方法计算 2006÷
|
答案
2006÷
,2007 2008
=×
,2008 2007
=2007×
-2008 2007
,2008 2007
=2008-
,2008 2007
=2006
.2006 2007
用简便方法计算 2006÷
|
2006÷
,2007 2008
=×
,2008 2007
=2007×
-2008 2007
,2008 2007
=2008-
,2008 2007
=2006
.2006 2007