999又8/9+99又8/9加9又8/9加1/3简便运算

问题描述:

999又8/9+99又8/9加9又8/9加1/3简便运算

999又8/9+99又8/9加9又8/9加1/3
=1000-1/9+100-1/9+10-1/9+1/3
=1110-1/3+1/3
=1110