2008X20092009-20082008X2009 (X为乘号) 简便计算
1个回答
2008×20092009 - 20082008×2009
=2008×2009×10001 -2008×10001×2009
=0
相关问题
2009×20082008-2008×20092009=______.
2009×20082008-2008×20092009=______.
2009×20082008-2008×20092009=______.
2009×20082008-2008×20092009=______.
2009×20082008-2008×20092009=______.
0.2008*0.20092009-0.2009*0.20082008
数20082008×2009与数20092009×2008相差______.
数20082008×2009与数20092009×2008相差______.
数20082008×2009与数20092009×2008相差______.
计算:2010X20092009-2009X20102010