简便计算:2011÷(2011+2011/2012)+1/2013

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/30 14:59:39
简便计算:2011÷(2011+2011/2012)+1/2013
x){ɾ/-|n= o@HSL$铪EΆ,{Qc Q kjCbQ'jU(6yvP?؀9$8 D\~O'PqT&F&  f:"cύKb6r|q=.[ GZ

简便计算:2011÷(2011+2011/2012)+1/2013
简便计算:2011÷(2011+2011/2012)+1/2013

简便计算:2011÷(2011+2011/2012)+1/2013
2011÷(2011+2011/2012)+1/2013
=2011÷[2011×(1+1/2012)]+1/2013
=2011÷2011÷2013/2012+1/2013
=2012/2013+1/2013
=1

2011÷(2011+2011/2012)+1/2013
=2011÷2011(1+1/2012)+1/2013
=1+1/2012+1/2013
=1又4025/4 050 156

2011÷(2011+2011/2012)+1/2013
=2011÷[2011(1+1/2012)]+1/2013
=1/(1+1/2012)+1/2013
=1/(2013/2012)+1/2013
=2012/2013+1/2013
=2013/2013
=1

1÷(1+1/2012)+1/2013
=2012/2013+1/2013
=1