20.11 乘52+20.11乘74-20.11乘26等于几(过程)
问题描述：
20.11 乘52+20.11乘74-20.11乘26等于几(过程)
答
20.11*52+20.11*74-20.11*26
=20.11*(52+74-26)主要是提取20.11
=20.11*100
=2011